user: Question: what's the vineyard surface (2010) with grand cru being Bienvenues-Bâtard-Montrachet
Columns: ['Grand Cru', 'Region', 'Village', 'Wine style', 'Vineyard surface (2010)']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Chablis Grand Cru', 'Chablis', 'Chablis', 'White wine', 'hectares (acres)']
SQL:

assistant: SELECT "Vineyard surface (2010)" FROM "Table" WHERE "Grand Cru" = 'Bienvenues-Bâtard-Montrachet';