user: Question: Where does CF Pachuca play?
Columns: ['Date', 'Opponent', 'Result', 'Game Site', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Cup Quarterfinals', 'Cup Quarterfinals', 'Cup Quarterfinals', 'Cup Quarterfinals', 'Cup Quarterfinals']
SQL:

assistant: SELECT "Game Site" FROM "Table" WHERE "Opponent" = 'CF Pachuca';