Question: Who used the Ford Cosworth DFV 3.0 V8 enGine in rounds 3-12, with a G tire?
SQL: SELECT "Driver" FROM "2-1140088-2" WHERE "Engine" = 'Ford Cosworth DFV 3.0 V8' AND "Rounds" = '3-12' AND "Tyre" = 'G';

Question: Which driver was in All rounds as an entrant of Motor Racing Developments?
SQL: SELECT "Driver" FROM "2-1140088-2" WHERE "Rounds" = 'All' AND "Entrant" = 'Motor Racing Developments';

Question: Motor Racing Developments used which tire in rounds 3-12?
SQL: SELECT "Tyre" FROM "2-1140088-2" WHERE "Entrant" = 'Motor Racing Developments' AND "Rounds" = '3-12';

Question: Which enGine was on a car with G tires, a chassis model of 003 002 004 005 006, driven by Jackie Stewart?
SQL: SELECT "Engine" FROM "2-1140088-2" WHERE "Tyre" = 'G' AND "Chassis" = '003 002 004 005 006' AND "Driver" = 'Jackie Stewart';