user: Question: What Winning constructor has a Name of Grand Prix de la Marne?
Columns: ['Name', 'Circuit', 'Date', 'Winning driver', 'Winning constructor', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ["Circuit d'Esterel Plage", 'Saint-Raphaël', '2 March', 'René Dreyfus', 'Bugatti', 'Report']
SQL:

assistant: SELECT "Winning constructor" FROM "Table" WHERE "Name" = 'Grand Prix de la Marne';