user: Question: When was the General Foods PGA Seniors' Championship tournament?
Columns: ['Date', 'Tournament', 'Location', 'Purse( $ )', 'Winner', 'Score', '1st Prize( $ )']
Types: ['text', 'text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Jan 8', 'MONY Senior Tournament of Champions', 'California', 250000.0, 'Miller Barber (23)', '280 (-8)', '50,000']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Tournament" = 'General Foods PGA Seniors'' Championship';