user: ### NOW ANSWER:
Question: What is the capacity of Bandırma Banvit?
Columns: ['Club', 'City', 'Arena', 'Capacity', 'Last Year']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['Aliağa Belediyesispor', 'İzmir', 'Enka Sport Hall', 2500.0, '2nd ( TB2L )']
SQL:

assistant: SELECT AVG("Capacity") FROM "Table" WHERE "Club" = 'Bandırma Banvit';