user: Question: What is the Away team score for Away team 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: ['Footscray', '19.15 (129)', 'Richmond', '15.11 (101)', 'Western Oval', 16897.0, '6 August 1977']
SQL:

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