user: Question: What date was the game against Royal Antwerp?
Columns: ['Date', 'Opponents', 'H / A', 'Result F–A', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['16 July 2005', 'Clyde', 'A', '5–1', 8000.0]
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponents" = 'Royal Antwerp';