user: Question: Who is the home team when the San Francisco 49ers are visiting with a result of 42-14?
Columns: ['Year', 'Date', 'Home Team', 'Result', 'Visiting Team', 'Venue', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: [1960.0, 'October 2', 'San Francisco 49ers', '13-9', 'Los Angeles Rams', 'Kezar Stadium', 53.633]
SQL:

assistant: SELECT "Home Team" FROM "Table" WHERE "Visiting Team" = 'San Francisco 49ers' AND "Result" = '42-14';