Question: In the TKKM o Manawatu Coed school in Kelvin Grove, what is the Authority listed/
SQL: SELECT "Authority" FROM "2-12197750-5" WHERE "Gender" = 'Coed' AND "Area" = 'Kelvin Grove' AND "Name" = 'TKKM o Manawatu';

Question: which Authority has a Coed school with a decile greater than 4, with a 150 roll?
SQL: SELECT "Authority" FROM "2-12197750-5" WHERE "Gender" = 'Coed' AND "Decile" > 4.0 AND "Roll" = '150';