user: Question: Who was the opponent of the game with final score Won 4-1?
Columns: ['Date', 'Opponent', 'Venue', 'Result', 'Attendance', 'Competition', 'Man of the Match']
Types: ['text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['1st', 'Bracknell Bees', 'Home', 'Won 4-1', 1753.0, 'League', 'Martin Bouz']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Result" = 'Won 4-1';