user: Question: What is the Opponent of the Game on October 20?
Columns: ['Date', 'Opponent', 'Score', 'Result', 'Record', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['September 8', 'Boston Patriots', '16-7', 'Loss', '0–1', 38865.0]
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Date" = 'October 20';