user: Question: Who was the away team at Punt Road Oval?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Collingwood', '9.10 (64)', 'North Melbourne', '3.4 (22)', 'Victoria Park', 22650.0, '2 June 1956']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Venue" = 'Punt Road Oval';