user: Question: Who was the opponent in the game where the attendance was larger than 23230 and the record was 56-37?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['July 1', 'Yankees', '4 - 1', 'Alexander (7-5)', 41476.0, '46-29']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Attendance" > 23230.0 AND "Record" = '56-37';