user: Question: Who used Gordini Straight-6 in 1956?
Columns: ['Year', 'Entrant', 'Chassis', 'Engine', 'Points']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1951.0, 'Ecurie Belgique', 'Lago-Talbot T26C', 'Talbot Straight-6', 0.0]
SQL:

assistant: SELECT "Entrant" FROM "Table" WHERE "Engine" = 'Gordini Straight-6' AND "Year" = 1956.0;