user: Question: Which Home team has a Home team score of 7.8 (50)?
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', '8.14 (62)', 'St Kilda', '8.14 (62)', 'Arden Street Oval', 5000.0, '15 May 1943']
SQL:

assistant: SELECT "Home team" FROM "Table" WHERE "Home team score" = '7.8 (50)';