user: Question: In the game against Essendon at home, what did the away team score?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Hawthorn', '15.11 (101)', 'St Kilda', '17.9 (111)', 'Glenferrie Oval', 19279.0, '29 June 1968']
SQL:

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