user: Question: What was the away team score for the game played at MCG?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Melbourne', '10.12 (72)', 'South Melbourne', '21.15 (141)', 'MCG', 22049.0, '2 April 1977']
SQL:

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