user: Question: what is the school that left in 1966?
Columns: ['School', 'Location', 'Mascot', 'County', 'Year Joined', 'Year Left', 'Conference Joined']
Types: ['text', 'text', 'text', 'text', 'real', 'real', 'text']
Sample row: ['Hanover', 'Hanover', 'Bulldogs', '39 Jefferson', 1952.0, 1960.0, 'none (consolidated into Southwestern )']
SQL:

assistant: SELECT "School" FROM "Table" WHERE "Year Left" = 1966.0;