user: Question: On what Date is there a Home team score of 8.15 (63)?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Geelong', '16.15 (111)', 'Hawthorn', '4.12 (36)', 'Kardinia Park', 13000.0, '8 July 1950']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Home team score" = '8.15 (63)';