user: Question: Name the home for 21-17
Columns: ['Date', 'Visitor', 'Result', 'Score', 'Home', 'Record', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['September 17', 'New York Yanks', 'L', '21-17', 'San Francisco 49ers', '0-1-0', 29600.0]
SQL:

assistant: SELECT "Home" FROM "Table" WHERE "Score" = '21-17';