user: Question: Which Opponent has a Location of Gold Coast , Australia, and a Method of Submission (punches)?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Win', '14–7', 'Vinny Magalhães', 'KO (punches)', 'UFC 163', 1.0, '0:14', 'Rio de Janeiro , Brazil']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Location" = 'Gold Coast , Australia' AND "Method" = 'Submission (punches)';