user: Question: What was the venue when Collingwood was the away team?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Richmond', '13.11 (89)', 'Melbourne', '12.12 (84)', 'MCG', 38154.0, '25 April 1972']
SQL:

assistant: SELECT "Venue" FROM "Table" WHERE "Away team" = 'Collingwood';