user: Question: Which event was held in Beijing?
Columns: ['Event', 'Time', 'Venue', 'Date', 'Notes']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['50 m freestyle', '20.91', 'São Paulo', 'December 18, 2009', 'WR']
SQL:

assistant: SELECT "Event" FROM "Table" WHERE "Venue" = 'Beijing';