Question: For a year earlier than 1991 and a reynard 91d chassis, what's the highest points?
SQL: SELECT MAX("Points") FROM "2-1353887-1" WHERE "Chassis" = 'reynard 91d' AND "Year" < 1991.0;

Question: Total points for a bs automotive entrant?
SQL: SELECT COUNT("Points") FROM "2-1353887-1" WHERE "Entrant" = 'bs automotive';

Question: What is a Colt Racing entrant engine?
SQL: SELECT "Engine" FROM "2-1353887-1" WHERE "Entrant" = 'Colt Racing';