user: Question: Who was the away team when the home team was South Melbourne?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Essendon', '11.6 (72)', 'Geelong', '9.4 (58)', 'Windy Hill', 31560.0, '23 April 1966']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Home team" = 'South Melbourne';