user: Question: When did the home team score 13.11 (89)?
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', '10.18 (78)', 'North Melbourne', '6.14 (50)', 'Western Oval', 5000.0, '18 August 1934']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Home team score" = '13.11 (89)';