user: Question: Who was Geelong's home opponent?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Footscray', '7.19 (61)', 'Richmond', '14.12 (96)', 'Western Oval', 17000.0, '27 April 1935']
SQL:

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