GET /kore/v1/building/286/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 286,
    "neighborhood": "Kamppi",
    "addresses": [
        {
            "id": 274,
            "location": {
                "coordinates": [
                    24.9334975,
                    60.1680791
                ],
                "type": "Point"
            },
            "street_name_fi": "Kansakoulukatu 3",
            "street_name_sv": "Folkskolegatan 3",
            "zip_code": "00100",
            "municipality_fi": "Helsinki",
            "municipality_sv": "Helsingfors",
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1887,
            "end_day": null,
            "end_month": null,
            "end_year": null,
            "comment": null,
            "approx_begin": false,
            "approx_end": false
        }
    ],
    "schools": [
        {
            "url": "https://api.hel.fi/kore/v1/school_building/36-286/?format=api",
            "id": "36-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/36/?format=api",
                "id": 36,
                "names": [
                    {
                        "id": 185,
                        "official_name": "Helsingin normaalilyseo",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 1,
                        "begin_year": 1995,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": "Rehtorin päätös TARKASTA MILLOIN",
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 237,
                        "official_name": "Helsingin I normaalikoulu",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1974,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 505,
                        "official_name": "Helsingin normaalilyseo",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1950,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1974,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 506,
                        "official_name": "Helsingin Suomalainen Normaalilysee",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1887,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1914,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 507,
                        "official_name": "Helsingin suomalainen alkeisopisto",
                        "other_names": null,
                        "begin_day": 8,
                        "begin_month": 6,
                        "begin_year": 1871,
                        "end_day": 31,
                        "end_month": 8,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 513,
                        "official_name": "Helsingin Suomalainen Normaalilyseo",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1914,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 24,
                        "language": "suomi",
                        "begin_year": 1871,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 78,
                        "type": {
                            "id": 5,
                            "name": "oppikoulu",
                            "description": "1829-1977. Keskikoulusta ja lukiosta koostuva koulu, johon haettiin pääsykokeilla useimmiten kansakoulun 4. luokalta. Maksullinen koulu, joissa oli vapaaoppilaskiintiöt. 1977 oppikoulut luovuttautuivat kunnallisiksi kouluiksi tai jäivät yksityisiksi."
                        },
                        "begin_day": 8,
                        "begin_month": 6,
                        "begin_year": 1871,
                        "end_day": 31,
                        "end_month": 8,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 36
                    },
                    {
                        "id": 79,
                        "type": {
                            "id": 7,
                            "name": "lyseo",
                            "description": "Yliopistoon johtava yleensä valtion oppikoulu. Lyseo koostui 5. keskikoulu- ja 3. lukioluokasta, tosin tyttölyseoissa oli 6 keskikoululuokkaa.  Nykyään termiä käytetään 1977 peruskoulu-uudistuksessa yläasteiksi ja lukioiksi muutettujen lyseoiden nimissä."
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1887,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1974,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 36
                    },
                    {
                        "id": 80,
                        "type": {
                            "id": 30,
                            "name": "yläaste ja lukio",
                            "description": "Ks. Yläaste, lukio. (TAI 1977- Peruskoulun yläasteesta ja lukiosta koostuva oppilaitos. Ennen peruskoulu-uudistusta nämä koulut olivat keskikoulusta ja lukiosta koostuvia oppikouluja.)"
                        },
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1974,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 36
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 148,
                        "gender": "poikakoulu",
                        "begin_day": 8,
                        "begin_month": 6,
                        "begin_year": 1871,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1974,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 149,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1974,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": "Asetus 599/28.7.1972",
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 175,
                        "number": 6,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1974,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 176,
                        "number": 8,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1887,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1974,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/36-286/?format=api",
                        "id": "36-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1979,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1980,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/36-296/?format=api",
                        "id": "36-296",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/296/?format=api",
                            "id": 296,
                            "neighborhood": "Ullanlinna",
                            "addresses": [
                                {
                                    "id": 429,
                                    "location": {
                                        "coordinates": [
                                            24.9450274,
                                            60.1632798
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Ratakatu 2",
                                    "street_name_sv": "Bangatan 2",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "nyk. Ratakatu 6 A",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 589,
                                    "location": {
                                        "coordinates": [
                                            24.9441339,
                                            60.1627975
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Ratakatu 6 A",
                                    "street_name_sv": "Bangatan 6 A",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Ratakatu 2",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1878,
                            "architect": "F. A. Sjöström",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Kallion kk:n vuokrat. 1916-1918",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 284,
                                    "owner": {
                                        "id": 3,
                                        "type": "valtio",
                                        "name": "Suomen valtio"
                                    },
                                    "begin_day": 14,
                                    "begin_month": 12,
                                    "begin_year": 1903,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 285,
                                    "owner": {
                                        "id": 296,
                                        "type": "muu",
                                        "name": "Privata finska elementarläröverket"
                                    },
                                    "begin_day": 4,
                                    "begin_month": 6,
                                    "begin_year": 1877,
                                    "end_day": 12,
                                    "end_month": 6,
                                    "end_year": 1887,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 286,
                                    "owner": {
                                        "id": 297,
                                        "type": "muu",
                                        "name": "Finska normallyceum"
                                    },
                                    "begin_day": 13,
                                    "begin_month": 6,
                                    "begin_year": 1887,
                                    "end_day": 13,
                                    "end_month": 12,
                                    "end_year": 1903,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1879,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1905,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/36-403/?format=api",
                        "id": "36-403",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/403/?format=api",
                            "id": 403,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 472,
                                    "location": {
                                        "coordinates": [
                                            24.9453675,
                                            60.1728141
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Mikonkatu 29",
                                    "street_name_sv": "Mikaelsgatan 29",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1820,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "nyk. Mikonkatu 25",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 529,
                                    "location": {
                                        "coordinates": [
                                            24.9456662,
                                            60.1728327
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Mikonkatu 25",
                                    "street_name_sv": "Mikaelsgatan 25",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1820,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Mikonkatu 29",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingfors lyceum vuokrat. -1874",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 371,
                                    "owner": {
                                        "id": 324,
                                        "type": "osakeyhtiö",
                                        "name": "Nya Svenska Läröverkets BAB"
                                    },
                                    "begin_day": 21,
                                    "begin_month": 6,
                                    "begin_year": 1886,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1875,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1879,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/36-422/?format=api",
                        "id": "36-422",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/422/?format=api",
                            "id": 422,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 495,
                                    "location": {
                                        "coordinates": [
                                            24.9473695,
                                            60.1666403
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 46-48",
                                    "street_name_sv": "Kaserngatan 48",
                                    "zip_code": "00130",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1820,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 624,
                                    "location": {
                                        "coordinates": [
                                            24.9472504,
                                            60.1670226
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Eteläinen Esplanadinkatu 14",
                                    "street_name_sv": "Södra Esplanadsgatan 14",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Eteläesplanadi 14",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 625,
                                    "location": {
                                        "coordinates": [
                                            24.9473695,
                                            60.1666403
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Eteläesplanadi 14",
                                    "street_name_sv": "Södra Esplanaden 14",
                                    "zip_code": "00130",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Eteläinen Esplanadinkatu 14",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Ylä- ja alakansakoulu 1884-1885",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 404,
                                    "owner": {
                                        "id": 276,
                                        "type": "yksityinen",
                                        "name": "K. E. Holm"
                                    },
                                    "begin_day": 6,
                                    "begin_month": 2,
                                    "begin_year": 1882,
                                    "end_day": 21,
                                    "end_month": 8,
                                    "end_year": 1916,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 405,
                                    "owner": {
                                        "id": 408,
                                        "type": "yksityinen",
                                        "name": "Erik Johan Stråhle"
                                    },
                                    "begin_day": 5,
                                    "begin_month": 12,
                                    "begin_year": 1870,
                                    "end_day": 30,
                                    "end_month": 4,
                                    "end_year": 1876,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1875,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/36-31/?format=api",
                        "id": "36-31",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/31/?format=api",
                            "id": 31,
                            "neighborhood": "Ullanlinna",
                            "addresses": [
                                {
                                    "id": 121,
                                    "location": {
                                        "coordinates": [
                                            24.9441339,
                                            60.1627975
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Ratakatu 6 B",
                                    "street_name_sv": "Bangatan 6 B",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Ratakatu 4",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 588,
                                    "location": {
                                        "coordinates": [
                                            24.9451599,
                                            60.163157
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Ratakatu 4",
                                    "street_name_sv": "Bangatan 4",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "nyk. Ratakatu 6 B",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1905,
                            "architect": "Sebastian Gripenberg",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "norssi",
                            "reference": "Opintiellä",
                            "approx": false,
                            "owners": [
                                {
                                    "id": 35,
                                    "owner": {
                                        "id": 3,
                                        "type": "valtio",
                                        "name": "Suomen valtio"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1905,
                                    "end_day": 31,
                                    "end_month": 7,
                                    "end_year": 1974,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 36,
                                    "owner": {
                                        "id": 83,
                                        "type": "muu",
                                        "name": "Helsingin yliopisto"
                                    },
                                    "begin_day": 1,
                                    "begin_month": 8,
                                    "begin_year": 1974,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 157,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000wgd&w=1200&h=1200",
                                    "is_front": false
                                },
                                {
                                    "id": 187,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012mn&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [
                            {
                                "id": 157,
                                "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000wgd&w=1200&h=1200",
                                "is_front": false
                            },
                            {
                                "id": 187,
                                "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012mn&w=1200&h=1200",
                                "is_front": true
                            }
                        ],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1905,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 49,
                        "owner": {
                            "id": 3,
                            "type": "valtio",
                            "name": "Suomen valtio"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1887,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1974,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 50,
                        "owner": {
                            "id": 83,
                            "type": "muu",
                            "name": "Helsingin yliopisto"
                        },
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1974,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 33,
                        "founder": {
                            "id": 80,
                            "type": "yksityinen",
                            "name": "C.G. von Essen"
                        },
                        "reference": null
                    },
                    {
                        "id": 34,
                        "founder": {
                            "id": 81,
                            "type": "yksityinen",
                            "name": "G.W.Forsman"
                        },
                        "reference": null
                    },
                    {
                        "id": 35,
                        "founder": {
                            "id": 82,
                            "type": "yksityinen",
                            "name": "Th. Rein"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 469,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/437/?format=api",
                            "id": 437,
                            "surname": "Forsman",
                            "first_name": "Karl Waldemar"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1883,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 36
                    },
                    {
                        "id": 1348,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1089/?format=api",
                            "id": 1089,
                            "surname": "Streng",
                            "first_name": "Adolf"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1883,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 36
                    },
                    {
                        "id": 1349,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1089/?format=api",
                            "id": 1089,
                            "surname": "Streng",
                            "first_name": "Adolf"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1890,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 36
                    },
                    {
                        "id": 1350,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1090/?format=api",
                            "id": 1090,
                            "surname": "Geitlin",
                            "first_name": "Johan Gabriel"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1887,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1890,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 36
                    },
                    {
                        "id": 1351,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1091/?format=api",
                            "id": 1091,
                            "surname": "Virkkunen",
                            "first_name": "Paavo Eemil"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1918,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 36
                    }
                ],
                "special_features": "Koulu katsoo historiansa alkavan vuodesta 1867, kun ruotsalaisen normaalilyseon yhteyteen perustettiin suomenkielisiä luokkia.",
                "wartime_school": false,
                "nicknames": "Norssi",
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Kansallisarkisto",
                        "begin_year": 1871,
                        "end_year": 1974,
                        "arkiston_nimi": "Helsingin normaalilyseon arkisto",
                        "school": 36,
                        "name": 505
                    },
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Koulu",
                        "begin_year": 1974,
                        "end_year": null,
                        "arkiston_nimi": "Helsingin normaalilyseo",
                        "school": 36,
                        "name": 505
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "ensimmäiset ylioppilaat",
                        "day": null,
                        "month": null,
                        "year": 1879,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun siirtyminen toiseen kuntaan",
                        "day": null,
                        "month": null,
                        "year": 1887,
                        "decisionmaker": null,
                        "additional_info": "Hämeenlinnan 1973 aloittanut normaalilyseo siirrettiin Helsinkiin ja se yhdistyi Helsingin suomalainen alkeisopistoon."
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": 8,
                        "month": 6,
                        "year": 1871,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1979,
            "end_day": null,
            "end_month": null,
            "end_year": 1980,
            "ownership": false,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/252-286/?format=api",
            "id": "252-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/252/?format=api",
                "id": 252,
                "names": [
                    {
                        "id": 257,
                        "official_name": "Lapinlahden ala-asteen koulu",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1977,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "reference": "26.1.1994",
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 395,
                        "official_name": "Lapinlahden kansakoulu",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1977,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 193,
                        "language": "suomi",
                        "begin_year": 1869,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 445,
                        "language": "ruotsi",
                        "begin_year": 1869,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 498,
                        "type": {
                            "id": 1,
                            "name": "kansakoulu",
                            "description": "1858-1977 6 lk, maksuton perusopetusta antava koulu. Vuoden 1866 kansakouluasetuksesta lähtien kaupungeissa asuville 8–14-vuotiaille lapsille tuli tarjota perusopetusta. Kansakoulusta saattoi hakea oppikouluun ja ammattikouluun."
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1977,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 499,
                        "type": {
                            "id": 2,
                            "name": "alakansakoulu",
                            "description": "1867-1958 Kansakoulun kaksi ensimmäistä vuosiluokkaa, jossa annettiin alkeisopetusta. Vuodesta 1958 peruskoulu-uudistukseen 1977 asti kansakoulu oli yhtenäinen, eikä sitä enää jaettu ala- ja yläkansakouluun."
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1958,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 500,
                        "type": {
                            "id": 3,
                            "name": "yläkansakoulu",
                            "description": "1869-1958, 4 lk. Kansakoulun 3. - 6. luokka joissa annettiin yleisivistävää opetusta. Vuodesta 1921 lähtien yläkansakoulussa annettiin oppivelvollisuusopetusta. Vuonna 1958 erillisistä ylä- ja alakansakouluista muodostettiin yhtenäisiä kansakouluja."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1902,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1958,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 501,
                        "type": {
                            "id": 4,
                            "name": "kansalaiskoulu",
                            "description": "1958-1977 2lk, kansakoulun jälkeinen koulu, jossa keskityttiin ammatilliseen esivalmennukseen ja asuinseudun elinkeinoelämään tutustumiseen. Aiemmin tehtävää hoitivat jatkokoulut. Peruskoulu-uudistuksessa kansalaiskoulut muutettiin yläasteiksi."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1958,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1969,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 502,
                        "type": {
                            "id": 8,
                            "name": "ala-aste",
                            "description": "1977-1999 Peruskoulun 1-6 vuosiluokka. 1999 lähtien peruskoulussa ei ole ollut jakoa ala- ja yläasteeseen. Vuodesta 1999 lähtien virallinen termi on ollut alakoulu, mutta myös muotoa peruskoulun ala-asteen koulu käytetään."
                        },
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1977,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 503,
                        "type": {
                            "id": 13,
                            "name": "jatkokoulu",
                            "description": "1882-1958 2lk  Oppilaitos kansakoulun käyneille, jotka eivät jatkaneet opintojaan. Vuoden 1921 oppivelvollisuuslaista lähtien pakollinen. Opetus tähtäsi kansakoulukurssin syventämiseen sekä sisälsi käytännöllisammatillista opetusta. Ks. Kansalaiskoulu"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1939,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1958,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    },
                    {
                        "id": 504,
                        "type": {
                            "id": 16,
                            "name": "apukoulu",
                            "description": "1903-1970, Kansakoululaitoksen osana toimiva koulu, joka oli tarkoitettu oppilaille, jotka eivät  oppimisvaikeuksien tai erityisen tuen tarpeen vuoksi pärjänneet yleisessä kansakoulussa. Ks. Erityiskoulu."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1970,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1977,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 252
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 91,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 94,
                        "number": 6,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1977,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 345,
                        "number": 6,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1902,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1939,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 346,
                        "number": 8,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1939,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1977,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 517,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-75/?format=api",
                        "id": "252-75",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/75/?format=api",
                            "id": 75,
                            "neighborhood": "Kruununhaka",
                            "addresses": [
                                {
                                    "id": 66,
                                    "location": {
                                        "coordinates": [
                                            24.9556438,
                                            60.1748738
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Oikokatu 7",
                                    "street_name_sv": "Gengatan 7",
                                    "zip_code": "00170",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1905,
                            "architect": "Valter Jung, Emil Fabritius",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Kronohagens lgs",
                            "reference": "Opintielllä",
                            "approx": false,
                            "owners": [
                                {
                                    "id": 72,
                                    "owner": {
                                        "id": 129,
                                        "type": "säätiö",
                                        "name": "Sedmigradskys småbarnsskola och Marias Asyl"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 227,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000s81&w=1200&h=1200",
                                    "is_front": true
                                },
                                {
                                    "id": 228,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000s81&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 6,
                        "begin_month": 1,
                        "begin_year": 1916,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1918,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-157/?format=api",
                        "id": "252-157",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/157/?format=api",
                            "id": 157,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 156,
                                    "location": {
                                        "coordinates": [
                                            24.9250338,
                                            60.1670963
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lapinlahdenkatu 10",
                                    "street_name_sv": "Lappviksgatan 10",
                                    "zip_code": "00180",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1939,
                            "architect": "Gunnar Taucher",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Ressun peruskoulu, Lapinlahti",
                            "reference": "Opintiellä",
                            "approx": false,
                            "owners": [
                                {
                                    "id": 145,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1939,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 189,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003y4p&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1939,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-208/?format=api",
                        "id": "252-208",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/208/?format=api",
                            "id": 208,
                            "neighborhood": "Etu-Töölö",
                            "addresses": [
                                {
                                    "id": 207,
                                    "location": {
                                        "coordinates": [
                                            24.9210792,
                                            60.1712496
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Arkadiankatu 28",
                                    "street_name_sv": "Arkadiagatan 28",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1938,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Arkadian yhteislyseo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 190,
                                    "owner": {
                                        "id": 56,
                                        "type": "osakeyhtiö",
                                        "name": "Ada Äijälän Koulu O/Y"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1938,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1952,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1954,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-279/?format=api",
                        "id": "252-279",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/279/?format=api",
                            "id": 279,
                            "neighborhood": "Kruununhaka",
                            "addresses": [
                                {
                                    "id": 305,
                                    "location": {
                                        "coordinates": [
                                            24.9473362,
                                            60.1699676
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Hallituskatu 15",
                                    "street_name_sv": "Regeringsgatan 15",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1995,
                                    "comment": "nyk. Yliopistonkatu 5",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 573,
                                    "location": {
                                        "coordinates": [
                                            24.9469317,
                                            60.1700419
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Yliopistonkatu 5",
                                    "street_name_sv": "Universitetsgatan 5",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1995,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Hallituskatu 15",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1887,
                            "architect": "Gustaf Nyström",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Annegatans f:n vuokrat. 1916-1919",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 265,
                                    "owner": {
                                        "id": 83,
                                        "type": "muu",
                                        "name": "Helsingin yliopisto"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 266,
                                    "owner": {
                                        "id": 581,
                                        "type": "osakeyhtiö",
                                        "name": "OY Hallituskatu 15"
                                    },
                                    "begin_day": 2,
                                    "begin_month": 8,
                                    "begin_year": 1909,
                                    "end_day": 16,
                                    "end_month": 1,
                                    "end_year": 1933,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 6,
                        "begin_month": 1,
                        "begin_year": 1916,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1918,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-285/?format=api",
                        "id": "252-285",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/285/?format=api",
                            "id": 285,
                            "neighborhood": "Punavuori",
                            "addresses": [
                                {
                                    "id": 303,
                                    "location": {
                                        "coordinates": [
                                            24.9391801,
                                            60.1648876
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Bulevardinkatu 16",
                                    "street_name_sv": "Boulevardsgatan 16",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1890,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Bulevardi 16",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 304,
                                    "location": {
                                        "coordinates": [
                                            24.9393397,
                                            60.1647521
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Bulevardi 16",
                                    "street_name_sv": "Bulevarden 16",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Bulevardinkatu 16",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1915,
                            "architect": "Valter Jung",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 271,
                                    "owner": {
                                        "id": 153,
                                        "type": "seurakunta",
                                        "name": "Helsingin evankelis-luterilaiset seurakunnat"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1915,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 6,
                        "begin_month": 1,
                        "begin_year": 1916,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1918,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-286/?format=api",
                        "id": "252-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1938,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1939,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-287/?format=api",
                        "id": "252-287",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/287/?format=api",
                            "id": 287,
                            "neighborhood": "Etu-Töölö",
                            "addresses": [
                                {
                                    "id": 413,
                                    "location": {
                                        "coordinates": [
                                            24.9295213,
                                            60.1743419
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Dagmarinkatu 1-3",
                                    "street_name_sv": "Dagmarsgatan 1-3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1885,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Tunturikoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 273,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1893,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1958,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 274,
                                    "owner": {
                                        "id": 213,
                                        "type": "yksityinen",
                                        "name": "A. F. Böckerman"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1885,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1893,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 172,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A0000015q&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1941,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1951,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-288/?format=api",
                        "id": "252-288",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/288/?format=api",
                            "id": 288,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 312,
                                    "location": {
                                        "coordinates": [
                                            24.9283309,
                                            60.1666942
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lapinlahdenkatu 4",
                                    "street_name_sv": "Lappviksgatan 4",
                                    "zip_code": "00180",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1850,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1952-1960",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 275,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": 20,
                                    "begin_month": 2,
                                    "begin_year": 1950,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1952,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1960,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-289/?format=api",
                        "id": "252-289",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/289/?format=api",
                            "id": 289,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 309,
                                    "location": {
                                        "coordinates": [
                                            24.9368283,
                                            60.1688886
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Yrjönkatu 31",
                                    "street_name_sv": "Georgsgatan 31",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1906,
                            "architect": "Vilho Penttilä",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Koiton talo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 276,
                                    "owner": {
                                        "id": 154,
                                        "type": "osakeyhtiö",
                                        "name": "Raittiustalo OY Koitto"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1981,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1952,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1955,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-290/?format=api",
                        "id": "252-290",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/290/?format=api",
                            "id": 290,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 311,
                                    "location": {
                                        "coordinates": [
                                            24.9322397,
                                            60.1665796
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lapinlahdenkatu 1",
                                    "street_name_sv": "Lappviksgatan 1",
                                    "zip_code": "00180",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1927,
                            "architect": "Aulis Kalma",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin yhteislyseo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 277,
                                    "owner": {
                                        "id": 155,
                                        "type": "yhdistys",
                                        "name": "Helsingin yhteis- ja maanviljelyslyseon koulutalon kannattajayhdistys"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1927,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 220,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0030d8&w=1200&h=1200",
                                    "is_front": true
                                },
                                {
                                    "id": 225,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0030d8&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1952,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1955,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/252-246/?format=api",
                        "id": "252-246",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/246/?format=api",
                            "id": 246,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 262,
                                    "location": {
                                        "coordinates": [
                                            24.9266193,
                                            60.1669177
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lapinlahdenkatu 6",
                                    "street_name_sv": "Lappviksgatan 6",
                                    "zip_code": "00180",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1867,
                            "architect": "Theodor Decker",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kansakoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 232,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1896,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 233,
                                    "owner": {
                                        "id": 128,
                                        "type": "yhdistys",
                                        "name": "Fruntimmersföreningen"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1867,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1896,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 135,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm002zmb&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [
                            {
                                "id": 135,
                                "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm002zmb&w=1200&h=1200",
                                "is_front": true
                            }
                        ],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1965,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 303,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": 31,
                        "end_month": 7,
                        "end_year": 1994,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 227,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 18,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/561/?format=api",
                            "id": 561,
                            "surname": "Aminoff",
                            "first_name": "Helene"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1896,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    },
                    {
                        "id": 19,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/562/?format=api",
                            "id": 562,
                            "surname": "Mahlberg",
                            "first_name": "Berta"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": 31,
                        "end_month": 10,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    },
                    {
                        "id": 20,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/563/?format=api",
                            "id": 563,
                            "surname": "Paasikallio",
                            "first_name": "Sigfrid"
                        },
                        "begin_day": 1,
                        "begin_month": 11,
                        "begin_year": 1908,
                        "end_day": 18,
                        "end_month": 12,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    },
                    {
                        "id": 21,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/564/?format=api",
                            "id": 564,
                            "surname": "Koljonen",
                            "first_name": "Anni"
                        },
                        "begin_day": 19,
                        "begin_month": 12,
                        "begin_year": 1908,
                        "end_day": 30,
                        "end_month": 1,
                        "end_year": 1909,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    },
                    {
                        "id": 579,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/563/?format=api",
                            "id": 563,
                            "surname": "Paasikallio",
                            "first_name": "Sigfrid"
                        },
                        "begin_day": 1,
                        "begin_month": 2,
                        "begin_year": 1909,
                        "end_day": 30,
                        "end_month": 4,
                        "end_year": 1909,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    },
                    {
                        "id": 580,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/564/?format=api",
                            "id": 564,
                            "surname": "Koljonen",
                            "first_name": "Anni"
                        },
                        "begin_day": 1,
                        "begin_month": 5,
                        "begin_year": 1909,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1914,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 252
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": "Lappari",
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Koulu",
                        "begin_year": 1977,
                        "end_year": 1994,
                        "arkiston_nimi": "Lapinlahden ala-asteen koulu",
                        "school": 252,
                        "name": 257
                    },
                    {
                        "url": "https://yksa3.darchive.fi/YKSA3/id/139879416732600",
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Helsingin kaupunginarkisto",
                        "begin_year": 1869,
                        "end_year": 1977,
                        "arkiston_nimi": "Lapinlahden kansakoulu",
                        "school": 252,
                        "name": 395
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": 31,
                        "month": 7,
                        "year": 1994,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulurakennus muussa käytössä",
                        "day": null,
                        "month": null,
                        "year": 1916,
                        "decisionmaker": null,
                        "additional_info": "1916-1918 venäläisen sotaväen käytössä"
                    },
                    {
                        "description": "koulurakennus muussa käytössä",
                        "day": null,
                        "month": null,
                        "year": 1941,
                        "decisionmaker": null,
                        "additional_info": "1941-1949"
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/252/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/144/?format=api",
                            "id": 144,
                            "names": [
                                {
                                    "id": 155,
                                    "official_name": "Ressun peruskoulu",
                                    "other_names": null,
                                    "begin_day": 1,
                                    "begin_month": 8,
                                    "begin_year": 1995,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": "Kvsto 5.1995",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 393,
                                    "official_name": "Ressun ala- ja yläasteenkoulu",
                                    "other_names": null,
                                    "begin_day": 1,
                                    "begin_month": 8,
                                    "begin_year": 1994,
                                    "end_day": 31,
                                    "end_month": 7,
                                    "end_year": 1995,
                                    "reference": "Kvsto 26.1.1994",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": 1,
                        "month": 8,
                        "year": 1994,
                        "reference": "Kvsto 26.1.1994"
                    }
                ],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/439/?format=api",
                            "id": 439,
                            "names": [
                                {
                                    "id": 705,
                                    "official_name": "Lapinlahden tarkkailukoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1938,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1965,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/252/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1965,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1938,
            "end_day": null,
            "end_month": null,
            "end_year": 1939,
            "ownership": false,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/621-286/?format=api",
            "id": "621-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/621/?format=api",
                "id": 621,
                "names": [
                    {
                        "id": 959,
                        "official_name": "Helsingin kaupungin poikien valmistava ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1961,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 960,
                        "official_name": "Helsingin kaupungin teknillinen ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1961,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1967,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 961,
                        "official_name": "Helsingin kaupungin Vallilan ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1967,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1987,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 962,
                        "official_name": "Helsingin kaupungin Vallilan ammattioppilaitos",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1987,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 340,
                        "language": "suomi",
                        "begin_year": 1899,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 596,
                        "language": "ruotsi",
                        "begin_year": 1899,
                        "end_year": 1971,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 1008,
                        "type": {
                            "id": 17,
                            "name": "ammattikoulu",
                            "description": "Käytännölliseen ammattiin valmistava koulu. Ammattikoulut yleistyivät 1800-luvun lopulla, koulut olivat usein pieniä ja toimivat vain lyhyen aikaa. Peruskoulu-uudistuksen myötä ammattikouluja on yhdistetty suuriksi oppilaitoksiksi."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 621
                    }
                ],
                "fields": [
                    {
                        "id": 85,
                        "field": {
                            "id": 4,
                            "name": "Tekniikan ala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 621
                    }
                ],
                "genders": [
                    {
                        "id": 574,
                        "gender": "poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1976,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 575,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1976,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-250/?format=api",
                        "id": "621-250",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/250/?format=api",
                            "id": 250,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 285,
                                    "location": {
                                        "coordinates": [
                                            24.9415653,
                                            60.1691151
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Aleksanterinkatu 21",
                                    "street_name_sv": "Alexandersgatan 21",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1833,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1899,
                            "architect": "Elia Heikel, Stefan Michailow",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Tallbergin talo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 238,
                                    "owner": {
                                        "id": 133,
                                        "type": "yksityinen",
                                        "name": "Julius Tallberg"
                                    },
                                    "begin_day": 14,
                                    "begin_month": 6,
                                    "begin_year": 1894,
                                    "end_day": 29,
                                    "end_month": 3,
                                    "end_year": 1932,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1919,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-286/?format=api",
                        "id": "621-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1944,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1955,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-621/?format=api",
                        "id": "621-621",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/621/?format=api",
                            "id": 621,
                            "neighborhood": "Ullanlinna",
                            "addresses": [
                                {
                                    "id": 731,
                                    "location": {
                                        "coordinates": [
                                            24.9504634,
                                            60.1573878
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Pietarinkatu 6",
                                    "street_name_sv": "Petersgatan 6",
                                    "zip_code": "00140",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1869,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1925,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin kaupungin poikien valmistava ammattikoulu 1919-1944",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 588,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1919,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1919,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1944,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-622/?format=api",
                        "id": "621-622",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/622/?format=api",
                            "id": 622,
                            "neighborhood": "Vallila",
                            "addresses": [
                                {
                                    "id": 732,
                                    "location": {
                                        "coordinates": [
                                            24.9531852,
                                            60.1934252
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Sturenkatu 18-22",
                                    "street_name_sv": "Sturegatan 18-22",
                                    "zip_code": "00510",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1955,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin kaupungin poikien valmistava ammattikoulu 1955-1961, Helsingin kaupungin teknillinen ammattikoulu 1961-1967, Helsingin kaupungin Vallilan ammattikoulu 1967-1987, Helsingin kaupungin Vallillan ammattioppilaitos 1987-1998",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 589,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1955,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1955,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-777/?format=api",
                        "id": "621-777",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/777/?format=api",
                            "id": 777,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 893,
                                    "location": {
                                        "coordinates": [
                                            24.9422858,
                                            60.1691334
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Aleksanterinkatu 19",
                                    "street_name_sv": "Alexandersgatan 19",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1833,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 923,
                                    "location": {
                                        "coordinates": [
                                            24.9422858,
                                            60.1691334
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Keskuskatu 4",
                                    "street_name_sv": "Centralgatan 4",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Hakasalmenkatu 4",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 924,
                                    "location": {
                                        "coordinates": [
                                            24.9424954,
                                            60.169563
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Hakasalmenkatu 4",
                                    "street_name_sv": "Hagasundsgatan 4",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1837,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Keskuskatu 4",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1898,
                            "architect": null,
                            "architect_firm": "Grahn, Hedman & Wasastjerna",
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 750,
                                    "owner": {
                                        "id": 718,
                                        "type": "osakeyhtiö",
                                        "name": "FAB Hermes"
                                    },
                                    "begin_day": 30,
                                    "begin_month": 3,
                                    "begin_year": 1896,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 31,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0038a5&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1906,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1919,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-645/?format=api",
                        "id": "621-645",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/645/?format=api",
                            "id": 645,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 754,
                                    "location": {
                                        "coordinates": [
                                            24.9453707,
                                            60.1920706
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Fredrikinkatu 54",
                                    "street_name_sv": "Fredriksgatan 54",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1880,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 613,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": 11,
                                    "begin_month": 7,
                                    "begin_year": 1938,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 614,
                                    "owner": {
                                        "id": 3,
                                        "type": "valtio",
                                        "name": "Suomen valtio"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1918,
                                    "end_day": 11,
                                    "end_month": 7,
                                    "end_year": 1938,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1945,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1955,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-271/?format=api",
                        "id": "621-271",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/271/?format=api",
                            "id": 271,
                            "neighborhood": "Kallio",
                            "addresses": [
                                {
                                    "id": 314,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Alppikatu 1",
                                    "street_name_sv": "Alpsgatan 1",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 831,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Wallininkatu 2",
                                    "street_name_sv": "Wallinsgatan 2",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Alppikadun kansakoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 259,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1952,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 48,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012no&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1952,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1955,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-698/?format=api",
                        "id": "621-698",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/698/?format=api",
                            "id": 698,
                            "neighborhood": "Vallila",
                            "addresses": [
                                {
                                    "id": 809,
                                    "location": {
                                        "coordinates": [
                                            24.9526977,
                                            60.1940264
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Nilsiänkatu 6",
                                    "street_name_sv": "Nilsiägatan 6",
                                    "zip_code": "00510",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1920,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": true,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1960,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 678,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": null,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1987,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1998,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/621-725/?format=api",
                        "id": "621-725",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/725/?format=api",
                            "id": 725,
                            "neighborhood": "Vallila",
                            "addresses": [
                                {
                                    "id": 838,
                                    "location": {
                                        "coordinates": [
                                            24.950604,
                                            60.1956861
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Nokiantie 2-4",
                                    "street_name_sv": "Nokiavägen 2-4",
                                    "zip_code": "00510",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1964,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 706,
                                    "owner": {
                                        "id": 673,
                                        "type": "osakeyhtiö",
                                        "name": "Tehdaskiinteistö OY Kisällitalo"
                                    },
                                    "begin_day": 30,
                                    "begin_month": 11,
                                    "begin_year": 1962,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1972,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1998,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 654,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 514,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1810,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1424/?format=api",
                            "id": 1424,
                            "surname": "Ståhlman",
                            "first_name": "Einar"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 621
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Helsingin kaupunginarkisto",
                        "begin_year": 1899,
                        "end_year": 1966,
                        "arkiston_nimi": "Vallilan ammattikoulu",
                        "school": 621,
                        "name": null
                    },
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1967,
                        "end_year": 1998,
                        "arkiston_nimi": "Tark onko Karkissa?",
                        "school": 621,
                        "name": 961
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": null,
                        "month": null,
                        "year": 1998,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1899,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "opetuksen uudelleen aloittaminen",
                        "day": 26,
                        "month": 4,
                        "year": 1918,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "opetuksen tilapäinen keskeyttäminen",
                        "day": 28,
                        "month": 1,
                        "year": 1918,
                        "decisionmaker": null,
                        "additional_info": "Koulu suljettu sisällissodan vuoksi"
                    },
                    {
                        "description": "opetuksen tilapäinen keskeyttäminen",
                        "day": 26,
                        "month": 2,
                        "year": 1944,
                        "decisionmaker": null,
                        "additional_info": "Opetus keskeytettiin suurpommistusten vuoksi. Koulu vaurioitui pommituksissa ja uudet työtilat paloivat 26.02.1944."
                    }
                ],
                "continuum_active": [
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/621/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/713/?format=api",
                            "id": 713,
                            "names": [
                                {
                                    "id": 1143,
                                    "official_name": "Helsingin tekniikan alan oppilaitos",
                                    "other_names": [
                                        {
                                            "value": "Heltech",
                                            "type": "lyhenne"
                                        }
                                    ],
                                    "begin_day": 1,
                                    "begin_month": 1,
                                    "begin_year": 1999,
                                    "end_day": 31,
                                    "end_month": 12,
                                    "end_year": 2012,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": 1,
                        "month": 1,
                        "year": 1999,
                        "reference": null
                    }
                ],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/643/?format=api",
                            "id": 643,
                            "names": [
                                {
                                    "id": 1010,
                                    "official_name": "Verhoilija-ammattikoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1955,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/621/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1955,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1944,
            "end_day": null,
            "end_month": null,
            "end_year": 1955,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/622-286/?format=api",
            "id": "622-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/622/?format=api",
                "id": 622,
                "names": [
                    {
                        "id": 963,
                        "official_name": "Helsingin kaupungin Valmistava tyttöjen ammattikoulu",
                        "other_names": [
                            {
                                "value": "Helsingfors stads Förberedande yrkesskola för flickor",
                                "type": "ruotsinkielinen nimi"
                            }
                        ],
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1927,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1960,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 964,
                        "official_name": "Helsingin kaupungin talous- ja ompelualan ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1960,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1966,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 965,
                        "official_name": "Helsingin kaupungin Kampin ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1966,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1978,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 966,
                        "official_name": "Helsingin kaupungin Roihuvuoren ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1978,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1987,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 967,
                        "official_name": "Helsingin kaupungin Roihuvuoren ammattioppilaitos",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1987,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1206,
                        "official_name": "Helsingin kaupungin ammattikoulu tyttöjä varten",
                        "other_names": [
                            {
                                "value": "Helsingfors stads yrkesskola för flickor",
                                "type": "ruotsinkielinen nimi"
                            }
                        ],
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1907,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1207,
                        "official_name": "Helsingin kaupungin tyttöjen ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1907,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1927,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 341,
                        "language": "suomi",
                        "begin_year": 1904,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 597,
                        "language": "ruotsi",
                        "begin_year": 1904,
                        "end_year": 1964,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 1009,
                        "type": {
                            "id": 17,
                            "name": "ammattikoulu",
                            "description": "Käytännölliseen ammattiin valmistava koulu. Ammattikoulut yleistyivät 1800-luvun lopulla, koulut olivat usein pieniä ja toimivat vain lyhyen aikaa. Peruskoulu-uudistuksen myötä ammattikouluja on yhdistetty suuriksi oppilaitoksiksi."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1999,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 622
                    }
                ],
                "fields": [
                    {
                        "id": 86,
                        "field": {
                            "id": 5,
                            "name": "Elintarvikeala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 622
                    },
                    {
                        "id": 87,
                        "field": {
                            "id": 6,
                            "name": "Tekstiili- ja vaatetusala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1998,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 622
                    }
                ],
                "genders": [
                    {
                        "id": 576,
                        "gender": "tyttökoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1964,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 577,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1964,
                        "end_day": 31,
                        "end_month": 12,
                        "end_year": 1998,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-250/?format=api",
                        "id": "622-250",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/250/?format=api",
                            "id": 250,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 285,
                                    "location": {
                                        "coordinates": [
                                            24.9415653,
                                            60.1691151
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Aleksanterinkatu 21",
                                    "street_name_sv": "Alexandersgatan 21",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1833,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1899,
                            "architect": "Elia Heikel, Stefan Michailow",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Tallbergin talo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 238,
                                    "owner": {
                                        "id": 133,
                                        "type": "yksityinen",
                                        "name": "Julius Tallberg"
                                    },
                                    "begin_day": 14,
                                    "begin_month": 6,
                                    "begin_year": 1894,
                                    "end_day": 29,
                                    "end_month": 3,
                                    "end_year": 1932,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1915,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-286/?format=api",
                        "id": "622-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1930,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1978,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-623/?format=api",
                        "id": "622-623",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/623/?format=api",
                            "id": 623,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 733,
                                    "location": {
                                        "coordinates": [
                                            24.9385725,
                                            60.1705409
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Mannerheimintie 9",
                                    "street_name_sv": "Mannerheimvägen 9",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1942,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Itä-Heikinkatu 13",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Purettu 1939, Helsingin kaupungin valmistava tyttöjen ammattikoulu 1915-1930",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 590,
                                    "owner": {
                                        "id": 559,
                                        "type": "osakeyhtiö",
                                        "name": "KOY Heikinkatu n:o 13"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1939,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1915,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1930,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-624/?format=api",
                        "id": "622-624",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/624/?format=api",
                            "id": 624,
                            "neighborhood": "Herttoniemi",
                            "addresses": [
                                {
                                    "id": 734,
                                    "location": {
                                        "coordinates": [
                                            25.0592045,
                                            60.2064974
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Prinsessantie 2",
                                    "street_name_sv": "Prinsessvägen 2",
                                    "zip_code": "00820",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1955,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1978,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin kaupungin Roihuvuoren ammattikoulu/-oppilaitos 1978-",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 591,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1978,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1978,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1999,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-275/?format=api",
                        "id": "622-275",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/275/?format=api",
                            "id": 275,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 261,
                                    "location": {
                                        "coordinates": [
                                            24.9346691,
                                            60.1676758
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Annankatu 30",
                                    "street_name_sv": "Annegatan 30",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 448,
                                    "location": {
                                        "coordinates": [
                                            24.9346691,
                                            60.1676758
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 2-4",
                                    "street_name_sv": "Folkskolegatan 2-4",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1885,
                            "architect": "Gustaf Nyström",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Annegatans folkskola",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 261,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1885,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 177,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003zue&w=1200&h=1200",
                                    "is_front": false
                                },
                                {
                                    "id": 223,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0000lylb&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1967,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1978,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/622-271/?format=api",
                        "id": "622-271",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/271/?format=api",
                            "id": 271,
                            "neighborhood": "Kallio",
                            "addresses": [
                                {
                                    "id": 314,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Alppikatu 1",
                                    "street_name_sv": "Alpsgatan 1",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 831,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Wallininkatu 2",
                                    "street_name_sv": "Wallinsgatan 2",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Alppikadun kansakoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 259,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1952,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 48,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012no&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1975,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1978,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 655,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1904,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1999,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 515,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1819,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1433/?format=api",
                            "id": 1433,
                            "surname": "Holst",
                            "first_name": "Thea"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1913,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1914,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 622
                    },
                    {
                        "id": 1820,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1434/?format=api",
                            "id": 1434,
                            "surname": "Rikala",
                            "first_name": "Hilja"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1915,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1915,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 622
                    },
                    {
                        "id": 1821,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1435/?format=api",
                            "id": 1435,
                            "surname": "Grönholm",
                            "first_name": "Vava"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1915,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1916,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 622
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Helsingin kaupunginarkisto",
                        "begin_year": 1904,
                        "end_year": 1998,
                        "arkiston_nimi": "Roihuvuoren ammattikoulu",
                        "school": 622,
                        "name": null
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": 1,
                        "month": 1,
                        "year": 1999,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1904,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "opetuksen uudelleen aloittaminen",
                        "day": 6,
                        "month": 11,
                        "year": 1918,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "opetuksen tilapäinen keskeyttäminen",
                        "day": 30,
                        "month": 11,
                        "year": 1939,
                        "decisionmaker": null,
                        "additional_info": "Koulutalo vauriouitui pommituksissa"
                    },
                    {
                        "description": "opetuksen tilapäinen keskeyttäminen",
                        "day": null,
                        "month": 2,
                        "year": 1944,
                        "decisionmaker": null,
                        "additional_info": "Opetus keskeytetty suurpommitusten vuoksi"
                    },
                    {
                        "description": "opetuksen tilapäinen keskeyttäminen",
                        "day": null,
                        "month": 1,
                        "year": 1918,
                        "decisionmaker": null,
                        "additional_info": "Koulu suljettu sisällissodan vuoksi."
                    }
                ],
                "continuum_active": [
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/622/?format=api",
                        "description": "separates from",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/665/?format=api",
                            "id": 665,
                            "names": [
                                {
                                    "id": 1074,
                                    "official_name": "Helsingin ammattikorkeakoulu",
                                    "other_names": [
                                        {
                                            "value": "Helsingin väliaikainen ammattikorkeakoulu",
                                            "type": "muu nimi"
                                        }
                                    ],
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1996,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 2000,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 1078,
                                    "official_name": "Helsingin ammattikorkeakoulu Stadia",
                                    "other_names": [
                                        {
                                            "value": "Stadia",
                                            "type": "kutsumanimi"
                                        }
                                    ],
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 2000,
                                    "end_day": 31,
                                    "end_month": 7,
                                    "end_year": 2008,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": null,
                        "month": null,
                        "year": 1996,
                        "reference": null
                    },
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/622/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/712/?format=api",
                            "id": 712,
                            "names": [
                                {
                                    "id": 1062,
                                    "official_name": "Helsingin palvelualojen oppilaitos",
                                    "other_names": [
                                        {
                                            "value": "Helpa",
                                            "type": "lyhenne"
                                        }
                                    ],
                                    "begin_day": 1,
                                    "begin_month": 1,
                                    "begin_year": 1999,
                                    "end_day": 31,
                                    "end_month": 12,
                                    "end_year": 2012,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": 1,
                        "month": 1,
                        "year": 1999,
                        "reference": null
                    }
                ],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/629/?format=api",
                            "id": 629,
                            "names": [
                                {
                                    "id": 979,
                                    "official_name": "Helsingin vaatturikoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 980,
                                    "official_name": "Helsingin kaupungin vaatturiammattikoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1960,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1966,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 981,
                                    "official_name": "Helsingin kaupungin vaatturikoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1966,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1975,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/622/?format=api",
                        "day": 1,
                        "month": 1,
                        "year": 1975,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1930,
            "end_day": null,
            "end_month": null,
            "end_year": 1978,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/625-286/?format=api",
            "id": "625-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/625/?format=api",
                "id": 625,
                "names": [
                    {
                        "id": 971,
                        "official_name": "Helsingin alempi käsityöläiskoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1924,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 972,
                        "official_name": "Helsingin yleinen ammattilaiskoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1924,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1942,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 973,
                        "official_name": "Helsingin yleinen ammattikoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1942,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 344,
                        "language": "suomi",
                        "begin_year": 1892,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 598,
                        "language": "ruotsi",
                        "begin_year": 1892,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 1012,
                        "type": {
                            "id": 17,
                            "name": "ammattikoulu",
                            "description": "Käytännölliseen ammattiin valmistava koulu. Ammattikoulut yleistyivät 1800-luvun lopulla, koulut olivat usein pieniä ja toimivat vain lyhyen aikaa. Peruskoulu-uudistuksen myötä ammattikouluja on yhdistetty suuriksi oppilaitoksiksi."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 625
                    }
                ],
                "fields": [
                    {
                        "id": 91,
                        "field": {
                            "id": 4,
                            "name": "Tekniikan ala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 625
                    }
                ],
                "genders": [
                    {
                        "id": 581,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/625-250/?format=api",
                        "id": "625-250",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/250/?format=api",
                            "id": 250,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 285,
                                    "location": {
                                        "coordinates": [
                                            24.9415653,
                                            60.1691151
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Aleksanterinkatu 21",
                                    "street_name_sv": "Alexandersgatan 21",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1833,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1899,
                            "architect": "Elia Heikel, Stefan Michailow",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Tallbergin talo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 238,
                                    "owner": {
                                        "id": 133,
                                        "type": "yksityinen",
                                        "name": "Julius Tallberg"
                                    },
                                    "begin_day": 14,
                                    "begin_month": 6,
                                    "begin_year": 1894,
                                    "end_day": 29,
                                    "end_month": 3,
                                    "end_year": 1932,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1899,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1930,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/625-286/?format=api",
                        "id": "625-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1930,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/625-348/?format=api",
                        "id": "625-348",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/348/?format=api",
                            "id": 348,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 269,
                                    "location": {
                                        "coordinates": [
                                            24.9363134,
                                            60.1658116
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Antinkatu 13",
                                    "street_name_sv": "Andraegatan 13",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1895,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Lönnrotinkatu 13",
                                    "approx_begin": true,
                                    "approx_end": false
                                },
                                {
                                    "id": 270,
                                    "location": {
                                        "coordinates": [
                                            24.9361857,
                                            60.1658366
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lönnrotinkatu 13",
                                    "street_name_sv": "Lönnrotsgatan 13",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Antinkatu 13",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1890,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Antinkadun kansakoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 321,
                                    "owner": {
                                        "id": 180,
                                        "type": "yksityinen",
                                        "name": "Natalia Procopé"
                                    },
                                    "begin_day": 24,
                                    "begin_month": 11,
                                    "begin_year": 1884,
                                    "end_day": 25,
                                    "end_month": 4,
                                    "end_year": 1914,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 322,
                                    "owner": {
                                        "id": 499,
                                        "type": "yksityinen",
                                        "name": "Karl Fr. Adler"
                                    },
                                    "begin_day": 16,
                                    "begin_month": 10,
                                    "begin_year": 1871,
                                    "end_day": 23,
                                    "end_month": 11,
                                    "end_year": 1884,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/625-627/?format=api",
                        "id": "625-627",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/627/?format=api",
                            "id": 627,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 737,
                                    "location": {
                                        "coordinates": [
                                            24.9443079,
                                            60.1663698
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Eteläesplanadi 24",
                                    "street_name_sv": "Södra esplanaden 24",
                                    "zip_code": "00130",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1928,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": "ent. Erottaja 4",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1892,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin alempi käsityöläiskoulu 1896",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 594,
                                    "owner": {
                                        "id": 560,
                                        "type": "yksityinen",
                                        "name": "Eva, Adolf, Martha ja Carl Girsén"
                                    },
                                    "begin_day": 9,
                                    "begin_month": 5,
                                    "begin_year": 1892,
                                    "end_day": 11,
                                    "end_month": 1,
                                    "end_year": 1926,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1896,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/625-628/?format=api",
                        "id": "625-628",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/628/?format=api",
                            "id": 628,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 513,
                                    "location": {
                                        "coordinates": [
                                            24.9378075,
                                            60.1654335
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Annankatu 18",
                                    "street_name_sv": "Annegatan 18",
                                    "zip_code": "00120",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1836,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1871,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin alempi käsityöläiskoulu 1897-1899",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 595,
                                    "owner": {
                                        "id": 288,
                                        "type": "osakeyhtiö",
                                        "name": "AB F. Tilgmann Oy"
                                    },
                                    "begin_day": 25,
                                    "begin_month": 1,
                                    "begin_year": 1897,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 596,
                                    "owner": {
                                        "id": 561,
                                        "type": "yksityinen",
                                        "name": "Ferdinand Tilgmann"
                                    },
                                    "begin_day": 24,
                                    "begin_month": 3,
                                    "begin_year": 1873,
                                    "end_day": 25,
                                    "end_month": 1,
                                    "end_year": 1897,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1897,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 658,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1950,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 518,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1845,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1455/?format=api",
                            "id": 1455,
                            "surname": "Törnwall",
                            "first_name": "Ernst Agathon"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1892,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1923,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 625
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Helsingin kaupunginarkisto",
                        "begin_year": 1888,
                        "end_year": 1951,
                        "arkiston_nimi": "Alemmat käsityöläiskoulut",
                        "school": 625,
                        "name": null
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lakkauttaminen",
                        "day": null,
                        "month": null,
                        "year": 1950,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1892,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/626/?format=api",
                            "id": 626,
                            "names": [
                                {
                                    "id": 974,
                                    "official_name": "Kallion alempi käsityöläiskoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1892,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1924,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/625/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1924,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1930,
            "end_day": null,
            "end_month": null,
            "end_year": 1950,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/633-286/?format=api",
            "id": "633-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/633/?format=api",
                "id": 633,
                "names": [
                    {
                        "id": 986,
                        "official_name": "Suomen hotelli- ja ravintolakoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1957,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 987,
                        "official_name": "Hotelli- ja ravintolakoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1957,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1972,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 988,
                        "official_name": "Helsingin hotelli- ja ravintolakoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1972,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1209,
                        "official_name": null,
                        "other_names": [
                            {
                                "value": "Perho",
                                "type": "lempinimi"
                            }
                        ],
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1957,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 352,
                        "language": "suomi",
                        "begin_year": 1935,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 1020,
                        "type": {
                            "id": 17,
                            "name": "ammattikoulu",
                            "description": "Käytännölliseen ammattiin valmistava koulu. Ammattikoulut yleistyivät 1800-luvun lopulla, koulut olivat usein pieniä ja toimivat vain lyhyen aikaa. Peruskoulu-uudistuksen myötä ammattikouluja on yhdistetty suuriksi oppilaitoksiksi."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 633
                    }
                ],
                "fields": [
                    {
                        "id": 99,
                        "field": {
                            "id": 8,
                            "name": "Hotelli- ja ravintola-ala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 633
                    }
                ],
                "genders": [
                    {
                        "id": 592,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-286/?format=api",
                        "id": "633-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1943,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-290/?format=api",
                        "id": "633-290",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/290/?format=api",
                            "id": 290,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 311,
                                    "location": {
                                        "coordinates": [
                                            24.9322397,
                                            60.1665796
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Lapinlahdenkatu 1",
                                    "street_name_sv": "Lappviksgatan 1",
                                    "zip_code": "00180",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1842,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1927,
                            "architect": "Aulis Kalma",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin yhteislyseo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 277,
                                    "owner": {
                                        "id": 155,
                                        "type": "yhdistys",
                                        "name": "Helsingin yhteis- ja maanviljelyslyseon koulutalon kannattajayhdistys"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1927,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 220,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0030d8&w=1200&h=1200",
                                    "is_front": true
                                },
                                {
                                    "id": 225,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0030d8&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1945,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1954,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-415/?format=api",
                        "id": "633-415",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/415/?format=api",
                            "id": 415,
                            "neighborhood": "Etu-Töölö",
                            "addresses": [
                                {
                                    "id": 486,
                                    "location": {
                                        "coordinates": [
                                            24.9263094,
                                            60.176611
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Apollonkatu 11",
                                    "street_name_sv": "Apollogatan 11",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1936,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Helsingin V yhteiskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 393,
                                    "owner": {
                                        "id": 51,
                                        "type": "osakeyhtiö",
                                        "name": "Helsingin V Yhteiskoulun Talo Oy"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1936,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1954,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1957,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-639/?format=api",
                        "id": "633-639",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/639/?format=api",
                            "id": 639,
                            "neighborhood": "Taka-Töölö",
                            "addresses": [
                                {
                                    "id": 748,
                                    "location": {
                                        "coordinates": [
                                            24.9261077,
                                            60.1781546
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Töölönkatu 28",
                                    "street_name_sv": "Tölögatan 28",
                                    "zip_code": "00260",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1906,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1931,
                            "architect": "Väinö Vähäkallio, Veikko Leinstén",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 606,
                                    "owner": {
                                        "id": 3,
                                        "type": "valtio",
                                        "name": "Suomen valtio"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1978,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 607,
                                    "owner": {
                                        "id": 573,
                                        "type": "säätiö",
                                        "name": "Ammattienedistämislaitos-säätiö"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1978,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1940,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1940,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-640/?format=api",
                        "id": "633-640",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/640/?format=api",
                            "id": 640,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 749,
                                    "location": {
                                        "coordinates": [
                                            24.9393517,
                                            60.1680281
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Yrjönkatu 21 A",
                                    "street_name_sv": "Georgsgatan 21 A",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1912,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Uimahallin talo",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 608,
                                    "owner": {
                                        "id": 574,
                                        "type": "osakeyhtiö",
                                        "name": "FAB Vladimirsg. 3"
                                    },
                                    "begin_day": 26,
                                    "begin_month": 6,
                                    "begin_year": 1911,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1941,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1941,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-641/?format=api",
                        "id": "633-641",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/641/?format=api",
                            "id": 641,
                            "neighborhood": "Punavuori",
                            "addresses": [
                                {
                                    "id": 750,
                                    "location": {
                                        "coordinates": [
                                            24.9396197,
                                            60.1594118
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Sepänkatu 7 F",
                                    "street_name_sv": "Smedsgatan 7 F",
                                    "zip_code": "00150",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1891,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 609,
                                    "owner": {
                                        "id": 575,
                                        "type": "yhdistys",
                                        "name": "Suomen merimieslähetysseura"
                                    },
                                    "begin_day": 22,
                                    "begin_month": 11,
                                    "begin_year": 1943,
                                    "end_day": 3,
                                    "end_month": 3,
                                    "end_year": 1962,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 610,
                                    "owner": {
                                        "id": 677,
                                        "type": "osakeyhtiö",
                                        "name": "FAB Sidensvansen"
                                    },
                                    "begin_day": 26,
                                    "begin_month": 2,
                                    "begin_year": 1917,
                                    "end_day": 22,
                                    "end_month": 11,
                                    "end_year": 1943,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 52,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm0000mte3&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 15,
                        "begin_month": 9,
                        "begin_year": 1943,
                        "end_day": 30,
                        "end_month": 4,
                        "end_year": 1945,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/633-642/?format=api",
                        "id": "633-642",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/642/?format=api",
                            "id": 642,
                            "neighborhood": "Etu-Töölö",
                            "addresses": [
                                {
                                    "id": 751,
                                    "location": {
                                        "coordinates": [
                                            24.9212783,
                                            60.1708638
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Perhonkatu 11",
                                    "street_name_sv": "Perhogatan 11",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1907,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1957,
                            "architect": "Aarne Ervi",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Perho",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 611,
                                    "owner": {
                                        "id": 576,
                                        "type": "säätiö",
                                        "name": "Suomen hotelli- ja ravintolakoulusäätiö"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1957,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1957,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 668,
                        "owner": {
                            "id": 572,
                            "type": "yhdistys",
                            "name": "Ravintola-ammattikoulun kannatusyhdistys"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1935,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1946,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 669,
                        "owner": {
                            "id": 576,
                            "type": "säätiö",
                            "name": "Suomen hotelli- ja ravintolakoulusäätiö"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1946,
                        "end_day": null,
                        "end_month": null,
                        "end_year": null,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 526,
                        "founder": {
                            "id": 572,
                            "type": "yhdistys",
                            "name": "Ravintola-ammattikoulun kannatusyhdistys"
                        },
                        "reference": null
                    }
                ],
                "principals": [],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Koulu",
                        "begin_year": 1935,
                        "end_year": null,
                        "arkiston_nimi": "tark.",
                        "school": 633,
                        "name": 988
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1935,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1935,
            "end_day": null,
            "end_month": null,
            "end_year": 1943,
            "ownership": false,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/699-286/?format=api",
            "id": "699-286",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/699/?format=api",
                "id": 699,
                "names": [
                    {
                        "id": 1123,
                        "official_name": "Erikois-Optikkojen Liiton koulu",
                        "other_names": [
                            {
                                "value": "Optikkokoulu",
                                "type": "epävirallinen nimi"
                            }
                        ],
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1961,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 646,
                        "language": "suomi",
                        "begin_year": 1949,
                        "end_year": 1959,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 1084,
                        "type": {
                            "id": 17,
                            "name": "ammattikoulu",
                            "description": "Käytännölliseen ammattiin valmistava koulu. Ammattikoulut yleistyivät 1800-luvun lopulla, koulut olivat usein pieniä ja toimivat vain lyhyen aikaa. Peruskoulu-uudistuksen myötä ammattikouluja on yhdistetty suuriksi oppilaitoksiksi."
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1959,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 699
                    }
                ],
                "fields": [
                    {
                        "id": 156,
                        "field": {
                            "id": 10,
                            "name": "Terveysala"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1949,
                        "approx_begin": false,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1961,
                        "approx_end": false,
                        "reference": null,
                        "main_school": 699
                    }
                ],
                "genders": [
                    {
                        "id": 650,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1959,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/699-271/?format=api",
                        "id": "699-271",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/271/?format=api",
                            "id": 271,
                            "neighborhood": "Kallio",
                            "addresses": [
                                {
                                    "id": 314,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Alppikatu 1",
                                    "street_name_sv": "Alpsgatan 1",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 831,
                                    "location": {
                                        "coordinates": [
                                            24.9408181,
                                            60.1839602
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Wallininkatu 2",
                                    "street_name_sv": "Wallinsgatan 2",
                                    "zip_code": "00530",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1901,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Alppikadun kansakoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 259,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1952,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 48,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012no&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1958,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1959,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/699-286/?format=api",
                        "id": "699-286",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/286/?format=api",
                            "id": 286,
                            "neighborhood": "Kamppi",
                            "addresses": [
                                {
                                    "id": 274,
                                    "location": {
                                        "coordinates": [
                                            24.9334975,
                                            60.1680791
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kansakoulukatu 3",
                                    "street_name_sv": "Folkskolegatan 3",
                                    "zip_code": "00100",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1887,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "comment": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1930,
                            "architect": null,
                            "architect_firm": "Helsingin kaupungin rakennuskonttori",
                            "property_number": null,
                            "sliced": false,
                            "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 272,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1929,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1958,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 756,
                        "owner": {
                            "id": 692,
                            "type": "yhdistys",
                            "name": "Suomen Erikois-Optikkojen Liitto"
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1960,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 587,
                        "founder": {
                            "id": 692,
                            "type": "yhdistys",
                            "name": "Suomen Erikois-Optikkojen Liitto"
                        },
                        "reference": null
                    }
                ],
                "principals": [],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1949,
                        "end_year": 1961,
                        "arkiston_nimi": null,
                        "school": 699,
                        "name": 1123
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 10,
                        "year": 1949,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": null,
                        "month": null,
                        "year": 1959,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/699/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/701/?format=api",
                            "id": 701,
                            "names": [
                                {
                                    "id": 1125,
                                    "official_name": "Optikko-opisto",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1961,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1978,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": null,
                        "month": null,
                        "year": 1959,
                        "reference": null
                    }
                ],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 10,
            "begin_year": 1949,
            "end_day": null,
            "end_month": null,
            "end_year": 1958,
            "ownership": false,
            "reference": null
        }
    ],
    "construction_year": 1930,
    "architect": null,
    "architect_firm": "Helsingin kaupungin rakennuskonttori",
    "property_number": null,
    "sliced": false,
    "comment": "Lapinlahden kk:n vuokrat. 1916-1918, Helsingin kaupungin poikien valmistava ammattikoulu 1944-1955, Helsingin kaupungin valmistava tyttöjen ammattikoulu/Kampin ammattikoulu 1930-1978",
    "reference": null,
    "approx": false
}