user: Question: What was the date of the game with a score of 15–6?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['June 1', 'Dodgers', '6–1', 'Kuroda (2–5)', '50,263', '28–27']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Score" = '15–6';