user: Question: How many laps for grid 12?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Nelson Piquet', 'Williams - Honda', 76.0, '2:00:34.508', 2.0]
SQL:

assistant: SELECT "Laps" FROM "Table" WHERE "Grid" = 12.0;