user: Question: What was the score of Essendon when they were the away 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', '8.14 (62)', 'St Kilda', '12.9 (81)', 'Arden Street Oval', 13000.0, '28 April 1951']
SQL:

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