user: Question: What driver has less than 18 laps and a grid number under 16?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['David Coulthard', 'McLaren - Mercedes', 78.0, '1:49:28.213', 3.0]
SQL:

assistant: SELECT "Driver" FROM "Table" WHERE "Laps" < 18.0 AND "Grid" < 16.0;