user: Question: What was the game edition when they played on the Clay (i) surface and the outcome was a Winner?
Columns: ['Outcome', 'Edition', 'Round', 'Opponent Team', 'Surface', 'Opponent', 'Score']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Loser', 2010.0, 'World Group Playoffs', 'Slovakia', 'Clay (i)', 'Daniela Hantuchová', '6–2, 6–2']
SQL:

assistant: SELECT "Edition" FROM "Table" WHERE "Surface" = 'Clay (i)' AND "Outcome" = 'Winner';