Question: What company was the entrant for the race with Jack Fairman as the driver with a chassis of T45?
SQL: SELECT "Entrant" FROM "2-1140105-2" WHERE "Driver" = 'Jack Fairman' AND "Chassis" = 'T45';

Question: What chassis was used by Roy Salvadori?
SQL: SELECT "Chassis" FROM "2-1140105-2" WHERE "Driver" = 'Roy Salvadori';