user: Question: what is the least laps when the driver is rubens barrichello and the grid is less than 12?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Fernando Alonso', 'Renault', 56.0, '1:31:33.736', 1.0]
SQL:

assistant: SELECT MIN("Laps") FROM "Table" WHERE "Driver" = 'rubens barrichello' AND "Grid" < 12.0;