user: Question: What was the attendance when the VFL played mcg?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['North Melbourne', '8.8 (56)', 'Richmond', '20.11 (131)', 'Arden Street Oval', 12000.0, '22 July 1933']
SQL:

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