user: Question: In what round did opponent Joe Lauzon play?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Loss', '26–9', 'Steven Siler', 'KO (punches)', 'UFC Fight Night: Shogun vs. Sonnen', '1', '0:50', 'Boston, Massachusetts , United States']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "Opponent" = 'Joe Lauzon';