user: Question: What was the championship that had final score of 6–2, 5–7, 6–4, 6–2 and was on a Clay surface?
Columns: ['Outcome', 'Date', 'Championship', 'Surface', 'Opponent in the final', 'Score in the final']
Types: ['text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Winner', 1982.0, 'Stockholm , Sweden', 'Hard (i)', 'Mats Wilander', '7–6(4), 6–3']
SQL:

assistant: SELECT "Championship" FROM "Table" WHERE "Surface" = 'Clay' AND "Score in the final" = '6–2, 5–7, 6–4, 6–2';