Question: Which Race Name has Goodwood in the Curcuit?
SQL: SELECT "Race Name" FROM "2-1140099-6" WHERE "Circuit" = 'Goodwood';

Question: Which Constructor has the Winning Driver, Jim Clark and the Circuit, Syracuse?
SQL: SELECT "Constructor" FROM "2-1140099-6" WHERE "Winning driver" = 'Jim Clark' AND "Circuit" = 'Syracuse';

Question: Which Constructor has the Winning Driver, Jo Siffert?
SQL: SELECT "Constructor" FROM "2-1140099-6" WHERE "Winning driver" = 'Jo Siffert';

Question: Which Constructor has Pergusa in the Circuit?
SQL: SELECT "Constructor" FROM "2-1140099-6" WHERE "Circuit" = 'Pergusa';