user: Question: Who was the opponent on November 11, 1951?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 30, 1951', 'at Detroit Lions', 'L 35-17', 27831.0]
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Date" = 'November 11, 1951';