user: Question: Which away team score also had a home team score of 20.20 (140)?
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', '7.8 (50)', 'Richmond', '16.16 (112)', 'Western Oval', 16259.0, '7 August 1982']
SQL:

assistant: SELECT "Away team score" FROM "Table" WHERE "Home team score" = '20.20 (140)';