user: Question: What is the date of the game played at Rich Stadium?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Game site', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '1993-09-05', 'Denver Broncos', 'L 26–20', 'The Meadowlands', '68,130']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Game site" = 'Rich Stadium';