user: Question: What was the away team when the home team scored 10.8 (68)?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Richmond', '10.8 (68)', 'St Kilda', '8.16 (64)', 'Punt Road Oval', 20752.0, '18 August 1962']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Home team score" = '10.8 (68)';