user: ### NOW ANSWER:
Question: I want the constructor for grid less than 20 and Laps of 6
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Emerson Fittipaldi', 'McLaren - Ford', 53.0, '1:39:26.29', 5.0]
SQL:

assistant: SELECT "Constructor" FROM "Table" WHERE "Grid" < 20.0 AND "Laps" = 6.0;