Question: In the Formula One World Championships, which entrant had 0 points with a Ferrari 156 Chassis after 1961?
SQL: SELECT "Entrant" FROM "2-1235884-1" WHERE "Points" = 0.0 AND "Year" > 1961.0 AND "Chassis" = 'Ferrari 156';

Question: During the Formula One World Championships, which engine was used in 1965?
SQL: SELECT "Engine" FROM "2-1235884-1" WHERE "Year" = 1965.0;

Question: How many points were earned with a Chassis of a ferrari 156?
SQL: SELECT COUNT("Points") FROM "2-1235884-1" WHERE "Chassis" = 'ferrari 156';