user: Question: What is the Crowd for the Venue of Princes Park?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Melbourne', '11.24 (90)', 'North Melbourne', '7.15 (57)', 'MCG', 5011.0, '1 September 1934']
SQL:

assistant: SELECT "Crowd" FROM "Table" WHERE "Venue" = 'Princes Park';