Question: Who was the driver with chassis 625 553 500?
SQL: SELECT "Driver" FROM "2-1140114-2" WHERE "Chassis" = '625 553 500';

Question: What was tyre that was made by Cooper - Bristol that was driven by Bob Gerard?
SQL: SELECT "Tyre" FROM "2-1140114-2" WHERE "Constructor" = 'Cooper - Bristol' AND "Driver" = 'Bob Gerard';

Question: Who was the constructor of the Officine Alfieri Maserati that was driven by Sergio Mantovani?
SQL: SELECT "Constructor" FROM "2-1140114-2" WHERE "Entrant" = 'Officine Alfieri Maserati' AND "Driver" = 'Sergio Mantovani';

Question: What tyre had Sergio Mantovani as a driver?
SQL: SELECT "Tyre" FROM "2-1140114-2" WHERE "Driver" = 'Sergio Mantovani';

Question: Can you say what was the entrant of Maserati built item with a Tyre of P with a chassis of 250F A6GCM that was driven by Luigi Villoresi?
SQL: SELECT "Entrant" FROM "2-1140114-2" WHERE "Constructor" = 'Maserati' AND "Tyre" = 'P' AND "Chassis" = '250F A6GCM' AND "Driver" = 'Luigi Villoresi';