user: Question: Which Doubles have a Total larger than 176, and a Date smaller than 1907, and Doubles, I Class smaller than 21?
Columns: ['Date', 'Doubles, I Class', 'Doubles, II Class', 'Greater Doubles', 'Doubles', 'Semidoubles', 'Total']
Types: ['real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [1568.0, 19.0, 17.0, 0.0, 53.0, 60.0, 149.0]
SQL:

assistant: SELECT "Doubles" FROM "Table" WHERE "Total" > 176.0 AND "Date" < 1907.0 AND "Doubles, I Class" < 21.0;