Venues of the 2008 Summer Olympics

Columns: Venue | Sports | Capacity
Beach Volleyball Ground | Volleyball ( beach ) | 12,000 | BMX Field | Cycling ( BMX ) | 4,000 | Olympic Green Archery Field | Archery | 5,000 | Olympic Green Convention Center | Fencing , Modern Pentathlon ( fencing , shooting ) | 5,695 | Olympic Green Hockey Field | Field hockey | 17,000 | Triathlon Venue | Triathlon | 10,000 | Urban Road Cycling Course | Cycling ( road race ) | n/a | Wukesong Baseball Field | Baseball | 18,000

Example questions:
How big is the 2008 Summer Olympics field that was used for archery events ? | How many pitches are on the 2008 Summer Olympics field hockey arena ? | What is the current name of the 2008 Summer Olympics venue used for fencing ? | In which district is the 2008 Summer Olympics venue that holds 10,000 people ?

Answers:
9.22 hectares | 2 | The China National Convention Center | Changping District