user: Question: What is the Engine(s) that has  F Tyres in 1971?
Columns: ['Year', 'Chassis', 'Engine(s)', 'Tyres', 'Points']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1970.0, 'March 701', 'Ford Cosworth DFV', 'F', '48*']
SQL:

assistant: SELECT "Engine(s)" FROM "Table" WHERE "Tyres" = 'F' AND "Year" = 1971.0;