user: Question: Which championship had an oppenent of Mario Ančić in the final?
Columns: ['Outcome', 'Date', 'Championship', 'Surface', 'Opponent in the final', 'Score in the final']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', '10 March 1997', 'Copenhagen , Denmark', 'Carpet (i)', 'Martin Damm', '6–4, 3–6, 6–2']
SQL:

assistant: SELECT "Championship" FROM "Table" WHERE "Opponent in the final" = 'Mario Ančić';