user: Question: What is the away team at Lake 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: ['Richmond', '7.11 (53)', 'St Kilda', '7.14 (56)', 'Punt Road Oval', 15000.0, '6 August 1938']
SQL:

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