user: Question: Which driver's grid was 24?
Columns: ['Driver', 'Team', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Dario Franchitti', 'Team Green', 65.0, '1:58:40.726', 1.0]
SQL:

assistant: SELECT "Driver" FROM "Table" WHERE "Grid" = 24.0;