user: Question: Who was the Mariners opponent at the game attended by 7,893?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['August 2', 'Boston Red Sox', '2-3', 'Montague (5-9)', '24,344', '46-62']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Attendance" = '7,893';