user: Question: What opponent has a loss of Trachsel (10-11)?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['August 1', '@ Atlanta', '6-5', 'Glavine (8-9)', '34,203']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Loss" = 'Trachsel (10-11)';