user: Question: How many laps did mike spence complete grids above 12?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Jim Clark', 'Lotus - Ford', 90.0, '2:14:45.1', 8.0]
SQL:

assistant: SELECT SUM("Laps") FROM "Table" WHERE "Driver" = 'mike spence' AND "Grid" > 12.0;