user: Question: What was the away team that played at Corio Oval?
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', '13.8 (86)', 'St Kilda', '11.8 (74)', 'MCG', 16870.0, '26 May 1928']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Venue" = 'Corio Oval';