user: Question: What is the area of the Coed school with a State authority and a roll number of 122?
Columns: ['Name', 'Years', 'Gender', 'Area', 'Authority', 'Decile', 'Roll']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Aberfeldy School', '1–8', 'Coed', 'Wanganui', 'State', 2.0, 58.0]
SQL:

assistant: SELECT "Area" FROM "Table" WHERE "Authority" = 'State' AND "Gender" = 'Coed' AND "Roll" = 122.0;