user: Question: What round does Duncan Tappy drive in?
Columns: ['SF Round', 'Country', 'Location', 'Date', 'Driver', 'Race 1(pts)', 'Race 2(pts)', 'Race 3', 'Race Total(pts)']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'real', 'text', 'real']
Sample row: [1.0, 'France', 'Circuit de Nevers Magny-Cours', '28 June 2009', 'Duncan Tappy', 32.0, 16.0, 'DNQ', 48.0]
SQL:

assistant: SELECT "SF Round" FROM "Table" WHERE "Driver" = 'Duncan Tappy';