user: Question: What round was the method submission (punches)?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Loss', '3-2', 'Aaron Rosa', 'TKO (doctor stoppage)', 1.0, '5:00', 'Santa Barbara, California , United States']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "Method" = 'submission (punches)';