user: ### NOW ANSWER:
Question: What is the capacity at the nop aquatic centre, established after 1929?
Columns: ['Club', 'Leagues', 'Venue', 'Location', 'Capacity', 'Established']
Types: ['text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Panachaiki F.C.', 'Second Division - football', 'Kostas Davourlis Stadium', 'Agyia', 11321.0, 1891.0]
SQL:

assistant: SELECT COUNT("Capacity") FROM "Table" WHERE "Venue" = 'nop aquatic centre' AND "Established" > 1929.0;