user: Question: Who is the away team that played at Punt Road Oval where the crowd was larger than 12000?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Geelong', '17.20 (122)', 'North Melbourne', '11.12 (78)', 'Corio Oval', 9000.0, '20 May 1933']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Crowd" > 12000.0 AND "Venue" = 'Punt Road Oval';