user: Question: what was the away team for the North Melbourne home 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: ['North Melbourne', '8.11 (59)', 'South Melbourne', '8.12 (60)', 'Arden Street Oval', 10986.0, '11 April 1970']
SQL:

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