user: Question: Who is the driver when the tyre is P and the entrant is Officine Alfieri Maserati?
Columns: ['Driver', 'Entrant', 'Constructor', 'Chassis', 'Engine', 'Tyre']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['José Froilán González', 'Scuderia Achille Varzi', 'Maserati', 'Maserati 4CLT-48', 'Maserati L4s', 'P']
SQL:

assistant: SELECT "Driver" FROM "Table" WHERE "Tyre" = 'P' AND "Entrant" = 'Officine Alfieri Maserati';