Table: list of schools in the northland region
[['name', 'years', 'area', 'authority', 'decile', 'roll'], ['aranga school', '1 - 8', 'aranga', 'state', '4', '39'], ['arapohue school', '1 - 8', 'arapohue', 'state', '6', '16'], ['dargaville high school', '9 - 15', 'dargaville', 'state', '3', '466'], ['dargaville intermediate', '7 - 8', 'dargaville', 'state', '3', '172'], ['dargaville primary school', '1 - 6', 'dargaville', 'state', '4', '380'], ['kaihu valley school', '1 - 8', 'kaihu', 'state', '2', '21'], ['kaiwaka school', '1 - 6', 'kaiwaka', 'state', '4', '90'], ['mangawhai beach school', '1 - 8', 'mangawhai', 'state', '6', '327'], ['matakohe school', '1 - 8', 'matakohe', 'state', '5', '86'], ['maungaturoto school', '1 - 6', 'maungaturoto', 'state', '6', '212'], ['otamatea christian school', '1 - 15', 'maungaturoto', 'private', '6', '45'], ['otamatea high school', '7 - 13', 'maungaturoto', 'state', '6', '419'], ['paparoa school', '1 - 6', 'paparoa', 'state', '4', '32'], ['pouto school', '1 - 8', 'pouto peninsula', 'state', '4', '18'], ['ruawai college', '7 - 13', 'ruawai', 'state', '5', '197'], ['ruawai school', '1 - 6', 'ruawai', 'state', '5', '113'], ['selwyn park school', '1 - 6', 'dargaville', 'state', '1', '163'], ['st josephs school', '1 - 8', 'dargaville', 'state integrated', '3', '56'], ['tangiteroria school', '1 - 8', 'tangiteroria', 'state', '5', '53'], ['tangowahine school', '1 - 8', 'tangowahine', 'state', '4', '40'], ['te kopuru school', '1 - 8', 'te kopuru', 'state', '2', '171'], ['tinopai school', '1 - 8', 'tinopai', 'state', '1', '18'], ['tkkm o ngaringaomatariki', '1 - 8', 'oruawharo', 'state', '4', '32']]
Statement: St Joseph School in Dargaville and Te Kopuru School in Te Kopuru both have Year 1 - 8
Statement: the Roll of Te Kopuru School in Te Kopuru is higher than the Roll of Selwyn Park School in Dargaville
Statement: the Roll of St Joseph School in Dargaville is 3 more than the Roll of Tangiteroria School in Tangiteroria
Statement: Ruawai School in Ruawai has Year 1 - 6 , but Tangowahine School in Tangowahine has Year 1 - 8
Statement: Otamatea Christian School in Maungaturoto with a Roll of 45 is the only with Private as the Authority