GET /kore/v1/building/247/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 247,
    "neighborhood": "Kaartinkaupunki",
    "addresses": [
        {
            "id": 258,
            "location": {
                "coordinates": [
                    24.9481632,
                    60.1658777
                ],
                "type": "Point"
            },
            "street_name_fi": "Kasarmikatu 21",
            "street_name_sv": "Kaserngatan 21",
            "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
        }
    ],
    "schools": [
        {
            "url": "https://api.hel.fi/kore/v1/school_building/388-247/?format=api",
            "id": "388-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/388/?format=api",
                "id": 388,
                "names": [
                    {
                        "id": 632,
                        "official_name": "Kasarmikadun kansakoulu",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 244,
                        "language": "suomi",
                        "begin_year": 1867,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 477,
                        "language": "ruotsi",
                        "begin_year": 1867,
                        "end_year": 1910,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 647,
                        "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": 8,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 388
                    },
                    {
                        "id": 648,
                        "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": 8,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1910,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 388
                    },
                    {
                        "id": 649,
                        "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": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 388
                    },
                    {
                        "id": 650,
                        "type": {
                            "id": 15,
                            "name": "iltakoulu",
                            "description": "Kansakoulu, oppikoulu tai ammattikoulu, jossa opetus tapahtui iltaisin. Iltakoulut olivat tarkoitettu sellaisille henkilöille, jotka eivät päivätyönsä vuoksi pystyneet osallistumaan päivällä tapahtuvaan opetukseen."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 388
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 282,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 311,
                        "number": 6,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 537,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1867,
                        "end_day": 31,
                        "end_month": 8,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/388-247/?format=api",
                        "id": "388-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1867,
                        "end_day": 13,
                        "end_month": 3,
                        "end_year": 1916,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/388-248/?format=api",
                        "id": "388-248",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/248/?format=api",
                            "id": 248,
                            "neighborhood": "Ullanlinna",
                            "addresses": [
                                {
                                    "id": 299,
                                    "location": {
                                        "coordinates": [
                                            24.9479198,
                                            60.1603757
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 6",
                                    "street_name_sv": "Kaserngatan 6",
                                    "zip_code": "00140",
                                    "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
                                }
                            ],
                            "construction_year": 1900,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Kasarminkadun kk:n vuokrat. 1915-1920",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 235,
                                    "owner": {
                                        "id": 130,
                                        "type": "yksityinen",
                                        "name": "Olof Honkanen"
                                    },
                                    "begin_day": 15,
                                    "begin_month": 3,
                                    "begin_year": 1880,
                                    "end_day": 10,
                                    "end_month": 1,
                                    "end_year": 1944,
                                    "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": 1920,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/388-249/?format=api",
                        "id": "388-249",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/249/?format=api",
                            "id": 249,
                            "neighborhood": "Ullanlinna",
                            "addresses": [
                                {
                                    "id": 257,
                                    "location": {
                                        "coordinates": [
                                            24.9481908,
                                            60.1598283
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 2",
                                    "street_name_sv": "Kaserngatan 2",
                                    "zip_code": "00140",
                                    "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
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Kasarminkadun kk:n vuokrat. 1902-1910",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 236,
                                    "owner": {
                                        "id": 131,
                                        "type": "yksityinen",
                                        "name": "Joham Svensson"
                                    },
                                    "begin_day": 28,
                                    "begin_month": 5,
                                    "begin_year": 1894,
                                    "end_day": 28,
                                    "end_month": 5,
                                    "end_year": 1905,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 237,
                                    "owner": {
                                        "id": 132,
                                        "type": "yksityinen",
                                        "name": "Albina Tötterman"
                                    },
                                    "begin_day": 29,
                                    "begin_month": 5,
                                    "begin_year": 1905,
                                    "end_day": 26,
                                    "end_month": 3,
                                    "end_year": 1917,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1884,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1910,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/388-250/?format=api",
                        "id": "388-250",
                        "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": 1913,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1916,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/388-251/?format=api",
                        "id": "388-251",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/251/?format=api",
                            "id": 251,
                            "neighborhood": "Katajanokka",
                            "addresses": [
                                {
                                    "id": 320,
                                    "location": {
                                        "coordinates": [
                                            24.966661,
                                            60.1663373
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Linnakatu 3",
                                    "street_name_sv": "Slottsgatan 3",
                                    "zip_code": "00160",
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Linnankatu 3",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 321,
                                    "location": {
                                        "coordinates": [
                                            24.9668224,
                                            60.1664581
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Linnankatu 3",
                                    "street_name_sv": "Slottsgatan 3",
                                    "zip_code": "00160",
                                    "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. Linnakatu 3",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Sailors Home, Merimieskoti",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 239,
                                    "owner": {
                                        "id": 134,
                                        "type": "säätiö",
                                        "name": "Sailors Home"
                                    },
                                    "begin_day": 27,
                                    "begin_month": 10,
                                    "begin_year": 1902,
                                    "end_day": 22,
                                    "end_month": 11,
                                    "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": 1920,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 417,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 8,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 314,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 7,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/551/?format=api",
                            "id": 551,
                            "surname": "Ståhl",
                            "first_name": "Henrik"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1903,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 8,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/552/?format=api",
                            "id": 552,
                            "surname": "Wogelius",
                            "first_name": "Ida"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1902,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 9,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/553/?format=api",
                            "id": 553,
                            "surname": "Oinola",
                            "first_name": "Olga"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1909,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 10,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/547/?format=api",
                            "id": 547,
                            "surname": "Malmberg",
                            "first_name": "Edward Wilhelm"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": 28,
                        "end_month": 9,
                        "end_year": 1908,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 11,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/554/?format=api",
                            "id": 554,
                            "surname": "Kunnas",
                            "first_name": "K. O."
                        },
                        "begin_day": 29,
                        "begin_month": 9,
                        "begin_year": 1908,
                        "end_day": 11,
                        "end_month": 3,
                        "end_year": 1909,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 12,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/555/?format=api",
                            "id": 555,
                            "surname": "Andberg",
                            "first_name": "Alma"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1909,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1913,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 13,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/556/?format=api",
                            "id": 556,
                            "surname": "Meriläinen",
                            "first_name": "A. M. V."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1913,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1917,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 14,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/557/?format=api",
                            "id": 557,
                            "surname": "Stenfeldt",
                            "first_name": "Evast"
                        },
                        "begin_day": 12,
                        "begin_month": 3,
                        "begin_year": 1909,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1917,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 15,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/558/?format=api",
                            "id": 558,
                            "surname": "Sundberg",
                            "first_name": "L."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1917,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1918,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 16,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/559/?format=api",
                            "id": 559,
                            "surname": "Huovinen",
                            "first_name": "A. H."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1917,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1920,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 17,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/560/?format=api",
                            "id": 560,
                            "surname": "Rosberg",
                            "first_name": "Fanny Lovisa"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1908,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1910,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    },
                    {
                        "id": 1212,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/896/?format=api",
                            "id": 896,
                            "surname": "Kumlander",
                            "first_name": "Erland"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1896,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1903,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 388
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1867,
                        "end_year": 1920,
                        "arkiston_nimi": null,
                        "school": 388,
                        "name": 632
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1920,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulurakennus muussa käytössä",
                        "day": 13,
                        "month": 3,
                        "year": 1916,
                        "decisionmaker": null,
                        "additional_info": "1916-1918 venäläisen sotaväen käytössä"
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 8,
                        "year": 1867,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 8,
            "begin_year": 1867,
            "end_day": 13,
            "end_month": 3,
            "end_year": 1916,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/450-247/?format=api",
            "id": "450-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/450/?format=api",
                "id": 450,
                "names": [
                    {
                        "id": 731,
                        "official_name": "Poikien ruotsinkielinen yläkansakoulu",
                        "other_names": null,
                        "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
                    }
                ],
                "languages": [
                    {
                        "id": 504,
                        "language": "ruotsi",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 802,
                        "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": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 450
                    },
                    {
                        "id": 803,
                        "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": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 450
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 344,
                        "gender": "poikakoulu",
                        "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
                    }
                ],
                "grade_counts": [
                    {
                        "id": 493,
                        "number": 4,
                        "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/450-247/?format=api",
                        "id": "450-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 480,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "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
                    }
                ],
                "founders": [
                    {
                        "id": 367,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1117,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/902/?format=api",
                            "id": 902,
                            "surname": "Weisel",
                            "first_name": "Josua"
                        },
                        "begin_day": null,
                        "begin_month": 1,
                        "begin_year": 1874,
                        "end_day": 17,
                        "end_month": 9,
                        "end_year": 1886,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1118,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/621/?format=api",
                            "id": 621,
                            "surname": "Rosenqvist",
                            "first_name": "Oscar"
                        },
                        "begin_day": 16,
                        "begin_month": 9,
                        "begin_year": 1886,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1128,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/910/?format=api",
                            "id": 910,
                            "surname": "Henrikson",
                            "first_name": "Karl Gustaf"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1871,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1129,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/911/?format=api",
                            "id": 911,
                            "surname": "Illberg",
                            "first_name": "Fredrik Wilhelm"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1873,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1130,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/912/?format=api",
                            "id": 912,
                            "surname": "Malin",
                            "first_name": "Adolf"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1873,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1131,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/913/?format=api",
                            "id": 913,
                            "surname": "Alm",
                            "first_name": "Karl August"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1873,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1133,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/915/?format=api",
                            "id": 915,
                            "surname": "Hellgren",
                            "first_name": "Alexander"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1873,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1873,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    },
                    {
                        "id": 1149,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/501/?format=api",
                            "id": 501,
                            "surname": "Broberg",
                            "first_name": "Karl Theodor"
                        },
                        "begin_day": null,
                        "begin_month": 10,
                        "begin_year": 1872,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1873,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 450
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "arkiston_nimi": null,
                        "school": 450,
                        "name": 731
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 9,
            "begin_year": 1869,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/451-247/?format=api",
            "id": "451-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/451/?format=api",
                "id": 451,
                "names": [
                    {
                        "id": 732,
                        "official_name": "Poikien suomenkielinen yläkansakoulu",
                        "other_names": null,
                        "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
                    }
                ],
                "languages": [
                    {
                        "id": 284,
                        "language": "suomi",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 804,
                        "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": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 451
                    },
                    {
                        "id": 805,
                        "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": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 451
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 345,
                        "gender": "poikakoulu",
                        "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
                    }
                ],
                "grade_counts": [
                    {
                        "id": 494,
                        "number": 4,
                        "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/451-247/?format=api",
                        "id": "451-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 481,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "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
                    }
                ],
                "founders": [
                    {
                        "id": 368,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1119,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/903/?format=api",
                            "id": 903,
                            "surname": "Lindén",
                            "first_name": "Johan Gustaf"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 451
                    },
                    {
                        "id": 1120,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/904/?format=api",
                            "id": 904,
                            "surname": "Salo",
                            "first_name": "Vilhelm"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1886,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 451
                    },
                    {
                        "id": 1122,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/906/?format=api",
                            "id": 906,
                            "surname": "Taskinen",
                            "first_name": "Staffan"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1871,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 451
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "arkiston_nimi": null,
                        "school": 451,
                        "name": 732
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 9,
            "begin_year": 1869,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/452-247/?format=api",
            "id": "452-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/452/?format=api",
                "id": 452,
                "names": [
                    {
                        "id": 733,
                        "official_name": "Tyttöjen ruotsinkielinen yläkansakoulu",
                        "other_names": null,
                        "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
                    }
                ],
                "languages": [
                    {
                        "id": 505,
                        "language": "ruotsi",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 806,
                        "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": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 452
                    },
                    {
                        "id": 807,
                        "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": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 452
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 346,
                        "gender": "tyttökoulu",
                        "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
                    }
                ],
                "grade_counts": [
                    {
                        "id": 495,
                        "number": 4,
                        "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/452-247/?format=api",
                        "id": "452-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 482,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "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
                    }
                ],
                "founders": [
                    {
                        "id": 369,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1123,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/907/?format=api",
                            "id": 907,
                            "surname": "Runeberg",
                            "first_name": "Ulrika Carolina"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": 12,
                        "end_year": 1870,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 452
                    },
                    {
                        "id": 1207,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/646/?format=api",
                            "id": 646,
                            "surname": "Lucander",
                            "first_name": "Hanna Charlotta"
                        },
                        "begin_day": null,
                        "begin_month": 12,
                        "begin_year": 1870,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 452
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "arkiston_nimi": null,
                        "school": 452,
                        "name": 733
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 9,
            "begin_year": 1869,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/453-247/?format=api",
            "id": "453-247",
            "photos": [
                {
                    "id": 208,
                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                    "is_front": true
                }
            ],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/453/?format=api",
                "id": 453,
                "names": [
                    {
                        "id": 734,
                        "official_name": "Tyttöjen suomenkielinen yläkansakoulu",
                        "other_names": null,
                        "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
                    }
                ],
                "languages": [
                    {
                        "id": 285,
                        "language": "suomi",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 808,
                        "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": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 453
                    },
                    {
                        "id": 809,
                        "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": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 453
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 347,
                        "gender": "tyttökoulu",
                        "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
                    }
                ],
                "grade_counts": [
                    {
                        "id": 496,
                        "number": 4,
                        "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/453-247/?format=api",
                        "id": "453-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [
                            {
                                "id": 208,
                                "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                "is_front": true
                            }
                        ],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 483,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "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
                    }
                ],
                "founders": [
                    {
                        "id": 370,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1124,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/908/?format=api",
                            "id": 908,
                            "surname": "Heinzie",
                            "first_name": "Elisa"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1969,
                        "end_day": 25,
                        "end_month": 2,
                        "end_year": 1884,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 453
                    },
                    {
                        "id": 1125,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/620/?format=api",
                            "id": 620,
                            "surname": "Streng",
                            "first_name": "Sofia Kristina"
                        },
                        "begin_day": 26,
                        "begin_month": 2,
                        "begin_year": 1884,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 453
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1869,
                        "end_year": 1902,
                        "arkiston_nimi": null,
                        "school": 453,
                        "name": 734
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 9,
            "begin_year": 1869,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/454-247/?format=api",
            "id": "454-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/454/?format=api",
                "id": 454,
                "names": [
                    {
                        "id": 735,
                        "official_name": "Tyttöjen ruotsinkielinen valmistava koulu",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1891,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 783,
                        "official_name": "Ruotsinkielinen valmistava koulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1891,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 506,
                        "language": "ruotsi",
                        "begin_year": 1869,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 810,
                        "type": {
                            "id": 12,
                            "name": "valmistava koulu",
                            "description": "1870- 1977 Yksityinen kansakoulun alimpien luokkien kanssa rinnakkainen koulu, josta pyrittiin oppikouluun. Valmistavat koulut olivat usein pieniä ja eniten niitä oli Helsingissä 1900-luvun alkuvuosikymmeninä."
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 454
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 348,
                        "gender": "tyttökoulu",
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1891,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 379,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1891,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 497,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/454-247/?format=api",
                        "id": "454-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 484,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 371,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1126,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/907/?format=api",
                            "id": 907,
                            "surname": "Runeberg",
                            "first_name": "Ulrika Carolina"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1869,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1890,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 454
                    },
                    {
                        "id": 1208,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/976/?format=api",
                            "id": 976,
                            "surname": "Törnström",
                            "first_name": "Olga Antoinelle"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1890,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1891,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 454
                    }
                ],
                "special_features": "Valmistava koulu \"laiminlyödyille lapsille\"",
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1891,
                        "end_year": 1896,
                        "arkiston_nimi": null,
                        "school": 454,
                        "name": 783
                    },
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1869,
                        "end_year": 1891,
                        "arkiston_nimi": null,
                        "school": 454,
                        "name": 735
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": null,
                        "month": null,
                        "year": 1896,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "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/454/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/449/?format=api",
                            "id": 449,
                            "names": [
                                {
                                    "id": 730,
                                    "official_name": "Albertinkadun valmistava koulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1896,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1904,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": null,
                        "month": null,
                        "year": 1896,
                        "reference": null
                    }
                ],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/455/?format=api",
                            "id": 455,
                            "names": [
                                {
                                    "id": 736,
                                    "official_name": "Poikien ruotsinkielinen valmistava koulu",
                                    "other_names": null,
                                    "begin_day": 28,
                                    "begin_month": 1,
                                    "begin_year": 1870,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1891,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/454/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1891,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1876,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/458-247/?format=api",
            "id": "458-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/458/?format=api",
                "id": 458,
                "names": [
                    {
                        "id": 739,
                        "official_name": "Alempi kansakoulu N:o 2",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 509,
                        "language": "ruotsi",
                        "begin_year": 1867,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 815,
                        "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": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 458
                    },
                    {
                        "id": 816,
                        "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": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 458
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 352,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 501,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/458-247/?format=api",
                        "id": "458-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1878,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 488,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 375,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1154,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/933/?format=api",
                            "id": 933,
                            "surname": "Vitting",
                            "first_name": "Selma"
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1870,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 458
                    },
                    {
                        "id": 1155,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/560/?format=api",
                            "id": 560,
                            "surname": "Rosberg",
                            "first_name": "Fanny Lovisa"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1870,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1902,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 458
                    },
                    {
                        "id": 1156,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/934/?format=api",
                            "id": 934,
                            "surname": "Stenberg",
                            "first_name": "Anna Elin"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1882,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1883,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 458
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1867,
                        "end_year": 1902,
                        "arkiston_nimi": null,
                        "school": 458,
                        "name": 739
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 10,
                        "year": 1867,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 10,
            "begin_year": 1867,
            "end_day": null,
            "end_month": null,
            "end_year": 1878,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/459-247/?format=api",
            "id": "459-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/459/?format=api",
                "id": 459,
                "names": [
                    {
                        "id": 740,
                        "official_name": "Alempi kansakoulu N:o 3",
                        "other_names": null,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 510,
                        "language": "ruotsi",
                        "begin_year": 1868,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 817,
                        "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": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 459
                    },
                    {
                        "id": 818,
                        "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": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 459
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 353,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 502,
                        "number": 2,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "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/459-246/?format=api",
                        "id": "459-246",
                        "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": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1878,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/459-247/?format=api",
                        "id": "459-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1876,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 489,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 376,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1157,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/935/?format=api",
                            "id": 935,
                            "surname": "Nummelin",
                            "first_name": "Olga"
                        },
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1870,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 459
                    },
                    {
                        "id": 1158,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/936/?format=api",
                            "id": 936,
                            "surname": "Åhman",
                            "first_name": "Emma"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1870,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1875,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 459
                    },
                    {
                        "id": 1159,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/922/?format=api",
                            "id": 922,
                            "surname": "Appelroth",
                            "first_name": "Johanna Sofia Kristina"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1875,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 459
                    },
                    {
                        "id": 1160,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/937/?format=api",
                            "id": 937,
                            "surname": "Hohenthal",
                            "first_name": "Fanny Maria"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1884,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1888,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 459
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1868,
                        "end_year": 1888,
                        "arkiston_nimi": null,
                        "school": 459,
                        "name": 740
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 8,
                        "month": 1,
                        "year": 1868,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 8,
            "begin_month": 1,
            "begin_year": 1868,
            "end_day": null,
            "end_month": null,
            "end_year": 1876,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/460-247/?format=api",
            "id": "460-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/460/?format=api",
                "id": 460,
                "names": [
                    {
                        "id": 741,
                        "official_name": "Alempi kansakoulu N:o 4",
                        "other_names": null,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 287,
                        "language": "suomi",
                        "begin_year": 1868,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 819,
                        "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": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 460
                    },
                    {
                        "id": 820,
                        "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": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 460
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 354,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 503,
                        "number": 2,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/460-247/?format=api",
                        "id": "460-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1876,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/460-382/?format=api",
                        "id": "460-382",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/382/?format=api",
                            "id": 382,
                            "neighborhood": "Kruununhaka",
                            "addresses": [
                                {
                                    "id": 67,
                                    "location": {
                                        "coordinates": [
                                            24.9521848,
                                            60.1747919
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Snellmaninkatu 18",
                                    "street_name_sv": "Snellmansgatan 18",
                                    "zip_code": "00170",
                                    "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. Nikolainkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 240,
                                    "location": {
                                        "coordinates": [
                                            24.9527274,
                                            60.1748461
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Nikolainkatu 18",
                                    "street_name_sv": "Nikolaigatan 18",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Snellmaninkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Köyhäintalon lisärakennus",
                            "reference": null,
                            "approx": false,
                            "owners": [],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 490,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 377,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1161,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/938/?format=api",
                            "id": 938,
                            "surname": "von Wright",
                            "first_name": "Hulda"
                        },
                        "begin_day": 8,
                        "begin_month": 1,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1868,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 460
                    },
                    {
                        "id": 1162,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/939/?format=api",
                            "id": 939,
                            "surname": "Homén",
                            "first_name": "Elisabeth Emilia"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1896,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 460
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1868,
                        "end_year": 1899,
                        "arkiston_nimi": null,
                        "school": 460,
                        "name": 741
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1899,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": 8,
                        "month": 1,
                        "year": 1868,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 8,
            "begin_month": 1,
            "begin_year": 1868,
            "end_day": null,
            "end_month": null,
            "end_year": 1876,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/462-247/?format=api",
            "id": "462-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/462/?format=api",
                "id": 462,
                "names": [
                    {
                        "id": 743,
                        "official_name": "Alempi kansakoulu N:o 6",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 288,
                        "language": "suomi",
                        "begin_year": 1867,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 823,
                        "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": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 462
                    },
                    {
                        "id": 824,
                        "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": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 462
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 356,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 505,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/462-247/?format=api",
                        "id": "462-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1874,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1876,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/462-379/?format=api",
                        "id": "462-379",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/379/?format=api",
                            "id": 379,
                            "neighborhood": "Eira",
                            "addresses": [
                                {
                                    "id": 458,
                                    "location": {
                                        "coordinates": [
                                            24.9391675,
                                            60.1604886
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Albertinkatu 7",
                                    "street_name_sv": "Albertsgatan 7",
                                    "zip_code": "00150",
                                    "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": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Poik. Ruots. Valm. Koul. Vuokrat. 1875-1878",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 343,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": null,
                                    "end_day": 28,
                                    "end_month": 1,
                                    "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": 1868,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1870,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/462-382/?format=api",
                        "id": "462-382",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/382/?format=api",
                            "id": 382,
                            "neighborhood": "Kruununhaka",
                            "addresses": [
                                {
                                    "id": 67,
                                    "location": {
                                        "coordinates": [
                                            24.9521848,
                                            60.1747919
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Snellmaninkatu 18",
                                    "street_name_sv": "Snellmansgatan 18",
                                    "zip_code": "00170",
                                    "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. Nikolainkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 240,
                                    "location": {
                                        "coordinates": [
                                            24.9527274,
                                            60.1748461
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Nikolainkatu 18",
                                    "street_name_sv": "Nikolaigatan 18",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Snellmaninkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Köyhäintalon lisärakennus",
                            "reference": null,
                            "approx": false,
                            "owners": [],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/462-378/?format=api",
                        "id": "462-378",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/378/?format=api",
                            "id": 378,
                            "neighborhood": "Punavuori",
                            "addresses": [
                                {
                                    "id": 256,
                                    "location": {
                                        "coordinates": [
                                            24.9367333,
                                            60.1620672
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Iso Roobertinkatu 39",
                                    "street_name_sv": "Stora Robertsgatan 39",
                                    "zip_code": "00120",
                                    "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": 268,
                                    "location": {
                                        "coordinates": [
                                            24.9367333,
                                            60.1620672
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Albertinkatu 17",
                                    "street_name_sv": "Albertsgatan 17",
                                    "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": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Albertinkadun valmistava koulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 341,
                                    "owner": {
                                        "id": 200,
                                        "type": "yksityinen",
                                        "name": "Aug. Weckström"
                                    },
                                    "begin_day": 29,
                                    "begin_month": 6,
                                    "begin_year": 1874,
                                    "end_day": 29,
                                    "end_month": 2,
                                    "end_year": 1904,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 342,
                                    "owner": {
                                        "id": 203,
                                        "type": "yksityinen",
                                        "name": "Carl Edv. Pehrman"
                                    },
                                    "begin_day": 15,
                                    "begin_month": 9,
                                    "begin_year": 1856,
                                    "end_day": 28,
                                    "end_month": 6,
                                    "end_year": 1874,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1868,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 492,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 379,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1166,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/942/?format=api",
                            "id": 942,
                            "surname": "Molander",
                            "first_name": "Charlotta Ingeborg"
                        },
                        "begin_day": 1,
                        "begin_month": 10,
                        "begin_year": 1867,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1899,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 462
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1867,
                        "end_year": 1899,
                        "arkiston_nimi": null,
                        "school": 462,
                        "name": 743
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1899,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 10,
                        "year": 1867,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1874,
            "end_day": null,
            "end_month": null,
            "end_year": 1876,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/466-247/?format=api",
            "id": "466-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/466/?format=api",
                "id": 466,
                "names": [
                    {
                        "id": 747,
                        "official_name": "Alempi kansakoulu N:o 10",
                        "other_names": null,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 290,
                        "language": "suomi",
                        "begin_year": 1876,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 831,
                        "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": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 466
                    },
                    {
                        "id": 832,
                        "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": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 466
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 360,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [
                    {
                        "id": 509,
                        "number": 2,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/466-247/?format=api",
                        "id": "466-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1878,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 496,
                        "owner": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 383,
                        "founder": {
                            "id": 1,
                            "type": "kunta",
                            "name": "Helsingin kaupunki"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1180,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/926/?format=api",
                            "id": 926,
                            "surname": "Selén",
                            "first_name": "Emilie Sofie"
                        },
                        "begin_day": 1,
                        "begin_month": 9,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1886,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 466
                    },
                    {
                        "id": 1181,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/953/?format=api",
                            "id": 953,
                            "surname": "Richter",
                            "first_name": "Berta Victoria"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1886,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1887,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 466
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1876,
                        "end_year": 1887,
                        "arkiston_nimi": null,
                        "school": 466,
                        "name": 747
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": 1,
                        "month": 9,
                        "year": 1876,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": 1,
            "begin_month": 9,
            "begin_year": 1876,
            "end_day": null,
            "end_month": null,
            "end_year": 1878,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/570-247/?format=api",
            "id": "570-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/570/?format=api",
                "id": 570,
                "names": [
                    {
                        "id": 875,
                        "official_name": "Köyhäinkoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1817,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1831,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 876,
                        "official_name": "Tyttöjen vuoro-opetuskoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1831,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 328,
                        "language": "suomi",
                        "begin_year": 1857,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 560,
                        "language": "ruotsi",
                        "begin_year": 1817,
                        "end_year": 1867,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 955,
                        "type": {
                            "id": 21,
                            "name": "alkeiskoulu",
                            "description": "1550-luvulta 1800-luvun alkuun asti alkeiskoulu oli Helsingin ainoa koulutyyppi. Alkeiskouluissa annettiin nimenä mukaisesti alkeisopetusta. 1900-luvun alussa valmistavat koulut ja kansakoulun yleistyminen korvasi alkeiskoulut."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1817,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 570
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 467,
                        "gender": "tyttökoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1817,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/570-247/?format=api",
                        "id": "570-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/570-382/?format=api",
                        "id": "570-382",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/382/?format=api",
                            "id": 382,
                            "neighborhood": "Kruununhaka",
                            "addresses": [
                                {
                                    "id": 67,
                                    "location": {
                                        "coordinates": [
                                            24.9521848,
                                            60.1747919
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Snellmaninkatu 18",
                                    "street_name_sv": "Snellmansgatan 18",
                                    "zip_code": "00170",
                                    "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. Nikolainkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 240,
                                    "location": {
                                        "coordinates": [
                                            24.9527274,
                                            60.1748461
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Nikolainkatu 18",
                                    "street_name_sv": "Nikolaigatan 18",
                                    "zip_code": null,
                                    "municipality_fi": "Helsinki",
                                    "municipality_sv": "Helsingfors",
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1909,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1928,
                                    "comment": "nyk. Snellmaninkatu 18",
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": null,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Köyhäintalon lisärakennus",
                            "reference": null,
                            "approx": false,
                            "owners": [],
                            "photos": []
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1824,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1837,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [],
                "founders": [],
                "principals": [
                    {
                        "id": 1474,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1191/?format=api",
                            "id": 1191,
                            "surname": "Bergström",
                            "first_name": "Nti."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1817,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1824,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 570
                    },
                    {
                        "id": 1475,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1192/?format=api",
                            "id": 1192,
                            "surname": "Lindberg",
                            "first_name": "Johan Fredrik"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1824,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1840,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 570
                    },
                    {
                        "id": 1476,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1193/?format=api",
                            "id": 1193,
                            "surname": "Grönholm",
                            "first_name": "J. F."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1840,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1841,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 570
                    },
                    {
                        "id": 1493,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/907/?format=api",
                            "id": 907,
                            "surname": "Runeberg",
                            "first_name": "Ulrika Carolina"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1859,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 570
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": "Neiti Bergströmin koulu",
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1817,
                        "end_year": 1869,
                        "arkiston_nimi": null,
                        "school": 570,
                        "name": 875
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "uudet opetussuuntaukset",
                        "day": null,
                        "month": null,
                        "year": 1831,
                        "decisionmaker": null,
                        "additional_info": "Otettiin käyttöön Bell-Lancaster-opetusjärjestelmä (vuoro-opetus)"
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1817,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": [
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/574/?format=api",
                            "id": 574,
                            "names": [
                                {
                                    "id": 881,
                                    "official_name": "Tyttöjen käsityökoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1834,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1840,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/570/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1840,
                        "reference": null
                    },
                    {
                        "active_school": {
                            "url": "https://api.hel.fi/kore/v1/school/575/?format=api",
                            "id": 575,
                            "names": [
                                {
                                    "id": 882,
                                    "official_name": "Rouvasväenyhdistyksen tyttöjen käsityökoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1849,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1857,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "description": "joins",
                        "target_school": "https://api.hel.fi/kore/v1/school/570/?format=api",
                        "day": null,
                        "month": null,
                        "year": 1857,
                        "reference": null
                    }
                ]
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1837,
            "end_day": null,
            "end_month": null,
            "end_year": 1869,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/571-247/?format=api",
            "id": "571-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/571/?format=api",
                "id": 571,
                "names": [
                    {
                        "id": 877,
                        "official_name": "Poikien vuoro-opetuskoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 329,
                        "language": "suomi",
                        "begin_year": 1857,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 561,
                        "language": "ruotsi",
                        "begin_year": 1837,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 956,
                        "type": {
                            "id": 21,
                            "name": "alkeiskoulu",
                            "description": "1550-luvulta 1800-luvun alkuun asti alkeiskoulu oli Helsingin ainoa koulutyyppi. Alkeiskouluissa annettiin nimenä mukaisesti alkeisopetusta. 1900-luvun alussa valmistavat koulut ja kansakoulun yleistyminen korvasi alkeiskoulut."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 571
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 468,
                        "gender": "poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/571-247/?format=api",
                        "id": "571-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1869,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [],
                "founders": [],
                "principals": [
                    {
                        "id": 1477,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1194/?format=api",
                            "id": 1194,
                            "surname": "Saxén",
                            "first_name": "I. G."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1839,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1842,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 571
                    },
                    {
                        "id": 1478,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1195/?format=api",
                            "id": 1195,
                            "surname": "Berghäll",
                            "first_name": "K. V."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1853,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1860,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 571
                    },
                    {
                        "id": 1479,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1196/?format=api",
                            "id": 1196,
                            "surname": "Polén",
                            "first_name": "Frietrik"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1860,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1862,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 571
                    },
                    {
                        "id": 1497,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/912/?format=api",
                            "id": 912,
                            "surname": "Malin",
                            "first_name": "Adolf"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1862,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1870,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 571
                    },
                    {
                        "id": 1576,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1267/?format=api",
                            "id": 1267,
                            "surname": "Lange",
                            "first_name": "J. G."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1842,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1853,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 571
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1837,
                        "end_year": 1869,
                        "arkiston_nimi": null,
                        "school": 571,
                        "name": 877
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1869,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1837,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1837,
            "end_day": null,
            "end_month": null,
            "end_year": 1869,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/574-247/?format=api",
            "id": "574-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/574/?format=api",
                "id": 574,
                "names": [
                    {
                        "id": 881,
                        "official_name": "Tyttöjen käsityökoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1834,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1840,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 563,
                        "language": "ruotsi",
                        "begin_year": 1834,
                        "end_year": 1840,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 959,
                        "type": {
                            "id": 21,
                            "name": "alkeiskoulu",
                            "description": "1550-luvulta 1800-luvun alkuun asti alkeiskoulu oli Helsingin ainoa koulutyyppi. Alkeiskouluissa annettiin nimenä mukaisesti alkeisopetusta. 1900-luvun alussa valmistavat koulut ja kansakoulun yleistyminen korvasi alkeiskoulut."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1834,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1840,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 574
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 471,
                        "gender": "tyttökoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1834,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1840,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/574-247/?format=api",
                        "id": "574-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1837,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1840,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [],
                "founders": [],
                "principals": [],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1834,
                        "end_year": 1840,
                        "arkiston_nimi": null,
                        "school": 574,
                        "name": 881
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": null,
                        "month": null,
                        "year": 1840,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1834,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [
                    {
                        "active_school": "https://api.hel.fi/kore/v1/school/574/?format=api",
                        "description": "joins",
                        "target_school": {
                            "url": "https://api.hel.fi/kore/v1/school/570/?format=api",
                            "id": 570,
                            "names": [
                                {
                                    "id": 875,
                                    "official_name": "Köyhäinkoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1817,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1831,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 876,
                                    "official_name": "Tyttöjen vuoro-opetuskoulu",
                                    "other_names": null,
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1831,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1869,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ]
                        },
                        "day": null,
                        "month": null,
                        "year": 1840,
                        "reference": null
                    }
                ],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1837,
            "end_day": null,
            "end_month": null,
            "end_year": 1840,
            "ownership": false,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/585-247/?format=api",
            "id": "585-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/585/?format=api",
                "id": 585,
                "names": [
                    {
                        "id": 895,
                        "official_name": "Privat småbarnskola",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1840,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1845,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 572,
                        "language": "ruotsi",
                        "begin_year": 1840,
                        "end_year": 1845,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 970,
                        "type": {
                            "id": 21,
                            "name": "alkeiskoulu",
                            "description": "1550-luvulta 1800-luvun alkuun asti alkeiskoulu oli Helsingin ainoa koulutyyppi. Alkeiskouluissa annettiin nimenä mukaisesti alkeisopetusta. 1900-luvun alussa valmistavat koulut ja kansakoulun yleistyminen korvasi alkeiskoulut."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1840,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1845,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 585
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 481,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1840,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1845,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/585-247/?format=api",
                        "id": "585-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1840,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1845,
                        "ownership": false,
                        "reference": null
                    }
                ],
                "owners": [],
                "founders": [],
                "principals": [],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1840,
                        "end_year": 1845,
                        "arkiston_nimi": null,
                        "school": 585,
                        "name": 895
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun lopettaminen",
                        "day": null,
                        "month": null,
                        "year": 1845,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1840,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1840,
            "end_day": null,
            "end_month": null,
            "end_year": 1845,
            "ownership": false,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/590-247/?format=api",
            "id": "590-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/590/?format=api",
                "id": 590,
                "names": [
                    {
                        "id": 903,
                        "official_name": "Hantverkarnas söndagsskola",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1842,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1885,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 331,
                        "language": "suomi",
                        "begin_year": 1876,
                        "end_year": 1885,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 577,
                        "language": "ruotsi",
                        "begin_year": 1842,
                        "end_year": 1885,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 975,
                        "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": 1842,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1885,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 590
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 486,
                        "gender": "poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1842,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/590-247/?format=api",
                        "id": "590-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1861,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [],
                "founders": [],
                "principals": [
                    {
                        "id": 1524,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1208/?format=api",
                            "id": 1208,
                            "surname": "Hackzell",
                            "first_name": "Johan Matias"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1849,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1861,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 590
                    },
                    {
                        "id": 1525,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1234/?format=api",
                            "id": 1234,
                            "surname": "Melander",
                            "first_name": "H. L."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 590
                    },
                    {
                        "id": 1624,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1211/?format=api",
                            "id": 1211,
                            "surname": "Melart",
                            "first_name": "Anders Vilhelm"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1876,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1884,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 590
                    },
                    {
                        "id": 1649,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1324/?format=api",
                            "id": 1324,
                            "surname": "Lindberg",
                            "first_name": "Karl Reinhold"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1862,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1876,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 590
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Tuntematon",
                        "begin_year": 1842,
                        "end_year": 1885,
                        "arkiston_nimi": null,
                        "school": 590,
                        "name": 903
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1842,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun lakkauttaminen",
                        "day": null,
                        "month": null,
                        "year": 1885,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1861,
            "end_day": null,
            "end_month": null,
            "end_year": 1884,
            "ownership": true,
            "reference": null
        },
        {
            "url": "https://api.hel.fi/kore/v1/school_building/592-247/?format=api",
            "id": "592-247",
            "photos": [],
            "school": {
                "url": "https://api.hel.fi/kore/v1/school/592/?format=api",
                "id": 592,
                "names": [
                    {
                        "id": 905,
                        "official_name": "Veistokoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1885,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1028,
                        "official_name": "Taideteollisuus Keskuskoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1886,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1949,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1029,
                        "official_name": "Taideteollinen oppilaitos",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1949,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1973,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 1030,
                        "official_name": "Taideteollinen korkeakoulu",
                        "other_names": null,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1973,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "languages": [
                    {
                        "id": 332,
                        "language": "suomi",
                        "begin_year": 1885,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 579,
                        "language": "ruotsi",
                        "begin_year": 1871,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "types": [
                    {
                        "id": 977,
                        "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": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1973,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 592
                    },
                    {
                        "id": 978,
                        "type": {
                            "id": 31,
                            "name": "korkeakoulu",
                            "description": "Oppilaitos, jossa annetaan korkeinta tieteellistä tai ammatillista opetusta ja harjoitetaan tieteellistä tutkimusta. Korkeakoulu käsittää tieteelliset ja taiteelliset yliopistot sekä korkeakoulut."
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1973,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "main_school": 592
                    }
                ],
                "fields": [],
                "genders": [
                    {
                        "id": 613,
                        "gender": "poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1871,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 488,
                        "gender": "tyttö- ja poikakoulu",
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "grade_counts": [],
                "buildings": [
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/592-247/?format=api",
                        "id": "592-247",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/247/?format=api",
                            "id": 247,
                            "neighborhood": "Kaartinkaupunki",
                            "addresses": [
                                {
                                    "id": 258,
                                    "location": {
                                        "coordinates": [
                                            24.9481632,
                                            60.1658777
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Kasarmikatu 21",
                                    "street_name_sv": "Kaserngatan 21",
                                    "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
                                }
                            ],
                            "construction_year": 1839,
                            "architect": "Carl Ludvig Engel",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Vuoro-opetuskoulu",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 234,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1839,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1960,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "photos": [
                                {
                                    "id": 208,
                                    "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003j01&w=1200&h=1200",
                                    "is_front": true
                                }
                            ]
                        },
                        "photos": [],
                        "approx_begin": false,
                        "approx_end": false,
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1871,
                        "ownership": true,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/592-405/?format=api",
                        "id": "592-405",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/405/?format=api",
                            "id": 405,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 474,
                                    "location": {
                                        "coordinates": [
                                            24.9459973,
                                            60.1686323
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Aleksanterinkatu 44",
                                    "street_name_sv": "Alexandersgatan 44",
                                    "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": 475,
                                    "location": {
                                        "coordinates": [
                                            24.9459973,
                                            60.1686323
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Mikonkatu 3",
                                    "street_name_sv": "Mikaelsgatan 3",
                                    "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": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1901,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": "Förskolan till realskolan vuokrat. 1875-1895, Suomen liikemiesten kauppaopisto 1898-1899",
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 376,
                                    "owner": {
                                        "id": 1,
                                        "type": "kunta",
                                        "name": "Helsingin kaupunki"
                                    },
                                    "begin_day": 1,
                                    "begin_month": 8,
                                    "begin_year": 1977,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 377,
                                    "owner": {
                                        "id": 242,
                                        "type": "yksityinen",
                                        "name": "Ulrik Palmu"
                                    },
                                    "begin_day": 8,
                                    "begin_month": 12,
                                    "begin_year": 1862,
                                    "end_day": 16,
                                    "end_month": 3,
                                    "end_year": 1890,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 378,
                                    "owner": {
                                        "id": 243,
                                        "type": "yksityinen",
                                        "name": "Adolf Fredrik Böckerman"
                                    },
                                    "begin_day": 8,
                                    "begin_month": 12,
                                    "begin_year": 1862,
                                    "end_day": 19,
                                    "end_month": 3,
                                    "end_year": 1893,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 379,
                                    "owner": {
                                        "id": 244,
                                        "type": "yksityinen",
                                        "name": "Erik Johan Willstedt"
                                    },
                                    "begin_day": 20,
                                    "begin_month": 3,
                                    "begin_year": 1893,
                                    "end_day": 12,
                                    "end_month": 4,
                                    "end_year": 1896,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 380,
                                    "owner": {
                                        "id": 557,
                                        "type": "osakeyhtiö",
                                        "name": "Palovakuutus oy. Pohjola"
                                    },
                                    "begin_day": 22,
                                    "begin_month": 6,
                                    "begin_year": 1896,
                                    "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": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1874,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/592-559/?format=api",
                        "id": "592-559",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/559/?format=api",
                            "id": 559,
                            "neighborhood": "Kluuvi",
                            "addresses": [
                                {
                                    "id": 664,
                                    "location": {
                                        "coordinates": [
                                            24.9440675,
                                            60.1700676
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Mikonkatu 10",
                                    "street_name_sv": "Mikaelsgatan 10",
                                    "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": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1887,
                            "architect": "Theodor Höijer",
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 545,
                                    "owner": {
                                        "id": 3,
                                        "type": "valtio",
                                        "name": "Suomen valtio"
                                    },
                                    "begin_day": 10,
                                    "begin_month": 2,
                                    "begin_year": 1879,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": null,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 546,
                                    "owner": {
                                        "id": 490,
                                        "type": "yksityinen",
                                        "name": "Karl Axel Levin"
                                    },
                                    "begin_day": 13,
                                    "begin_month": 4,
                                    "begin_year": 1874,
                                    "end_day": 9,
                                    "end_month": 2,
                                    "end_year": 1879,
                                    "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": 1986,
                        "ownership": false,
                        "reference": null
                    },
                    {
                        "url": "https://api.hel.fi/kore/v1/school_building/592-680/?format=api",
                        "id": "592-680",
                        "building": {
                            "url": "https://api.hel.fi/kore/v1/building/680/?format=api",
                            "id": 680,
                            "neighborhood": "Arabianranta",
                            "addresses": [
                                {
                                    "id": 790,
                                    "location": {
                                        "coordinates": [
                                            24.9767709,
                                            60.2089768
                                        ],
                                        "type": "Point"
                                    },
                                    "street_name_fi": "Hämeentie 135",
                                    "street_name_sv": "Tavastvägen 135",
                                    "zip_code": "00560",
                                    "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": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                }
                            ],
                            "construction_year": 1874,
                            "architect": null,
                            "architect_firm": null,
                            "property_number": null,
                            "sliced": false,
                            "comment": null,
                            "reference": null,
                            "approx": false,
                            "owners": [
                                {
                                    "id": 657,
                                    "owner": {
                                        "id": 628,
                                        "type": "osakeyhtiö",
                                        "name": "Wärtsilä Oyj"
                                    },
                                    "begin_day": 26,
                                    "begin_month": 2,
                                    "begin_year": 1951,
                                    "end_day": null,
                                    "end_month": null,
                                    "end_year": 1990,
                                    "reference": null,
                                    "approx_begin": false,
                                    "approx_end": false
                                },
                                {
                                    "id": 658,
                                    "owner": {
                                        "id": 629,
                                        "type": "osakeyhtiö",
                                        "name": "Hackman Oyj"
                                    },
                                    "begin_day": null,
                                    "begin_month": null,
                                    "begin_year": 1990,
                                    "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": 1986,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 2010,
                        "ownership": true,
                        "reference": null
                    }
                ],
                "owners": [
                    {
                        "id": 630,
                        "owner": {
                            "id": 3,
                            "type": "valtio",
                            "name": "Suomen valtio"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1965,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 2010,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    },
                    {
                        "id": 631,
                        "owner": {
                            "id": 627,
                            "type": "yhdistys",
                            "name": "Suomen Taideteollisuusyhdistys"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1875,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1965,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false
                    }
                ],
                "founders": [
                    {
                        "id": 496,
                        "founder": {
                            "id": 630,
                            "type": "yksityinen",
                            "name": "Carl Gustaf Estlander"
                        },
                        "reference": null
                    }
                ],
                "principals": [
                    {
                        "id": 1528,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1237/?format=api",
                            "id": 1237,
                            "surname": "Källström",
                            "first_name": "Lars Johan"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1871,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 592
                    },
                    {
                        "id": 1529,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1238/?format=api",
                            "id": 1238,
                            "surname": "Granholm",
                            "first_name": "Florentin"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1871,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1880,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 592
                    },
                    {
                        "id": 1994,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1581/?format=api",
                            "id": 1581,
                            "surname": "Nordström",
                            "first_name": "Ernst"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1879,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1915,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 592
                    },
                    {
                        "id": 1995,
                        "principal": {
                            "url": "https://api.hel.fi/kore/v1/principal/1581/?format=api",
                            "id": 1581,
                            "surname": "Nordström",
                            "first_name": "Ernst"
                        },
                        "begin_day": null,
                        "begin_month": null,
                        "begin_year": 1879,
                        "end_day": null,
                        "end_month": null,
                        "end_year": 1915,
                        "reference": null,
                        "approx_begin": false,
                        "approx_end": false,
                        "school": 592
                    }
                ],
                "special_features": null,
                "wartime_school": false,
                "nicknames": null,
                "checked": false,
                "archives": [
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Kansallisarkisto",
                        "begin_year": 1871,
                        "end_year": 1940,
                        "arkiston_nimi": "Taideteollisuus-Keskuskoulun arkisto ",
                        "school": 592,
                        "name": null
                    },
                    {
                        "url": null,
                        "data_type": {
                            "id": 1,
                            "name": "arkistoaineisto"
                        },
                        "location": "Koulu",
                        "begin_year": 1860,
                        "end_year": null,
                        "arkiston_nimi": "Mikrofilmeinä KA:ssa säilytettävä aineisto ja alan muiden merkittävien toimijoiden asiakirjoja, tark mitä!",
                        "school": 592,
                        "name": 1030
                    }
                ],
                "lifecycle_event": [
                    {
                        "description": "koulun yhdistäminen toiseen kouluun",
                        "day": null,
                        "month": null,
                        "year": 2010,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun perustaminen",
                        "day": null,
                        "month": null,
                        "year": 1871,
                        "decisionmaker": null,
                        "additional_info": null
                    },
                    {
                        "description": "koulun muuttuminen korkeakouluksi",
                        "day": null,
                        "month": null,
                        "year": 1973,
                        "decisionmaker": null,
                        "additional_info": null
                    }
                ],
                "continuum_active": [],
                "continuum_target": []
            },
            "approx_begin": false,
            "approx_end": false,
            "begin_day": null,
            "begin_month": null,
            "begin_year": 1871,
            "end_day": null,
            "end_month": null,
            "end_year": 1871,
            "ownership": true,
            "reference": null
        }
    ],
    "construction_year": 1839,
    "architect": "Carl Ludvig Engel",
    "architect_firm": null,
    "property_number": null,
    "sliced": false,
    "comment": "Vuoro-opetuskoulu",
    "reference": null,
    "approx": false
}