user: Question: What is the Away team score for Away team North 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', '29.16 (190)', 'Footscray', '11.15 (81)', 'Windy Hill', 26463.0, '27 March 1982']
SQL:

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