user: Question: Which method's opponent was Chris Clark?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['Win', '15–4', 'Miodrag Petković', 'Decision (unanimous)', 'Flawless Fighting Championship 1: The Beginning', 3.0]
SQL:

assistant: SELECT "Method" FROM "Table" WHERE "Opponent" = 'Chris Clark';