user: Question: Who was the away team when the venue was Windy Hill?
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', '5.10 (40)', 'St Kilda', '11.5 (71)', 'Arden Street Oval', 10007.0, '20 June 1970']
SQL:

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