user: Question: What was the home team's score when they played Richmond?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['North Melbourne', '17.15 (117)', 'Richmond', '10.13 (73)', 'Arden Street Oval', 21000.0, '6 July 1957']
SQL:

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