user: Question: When the Home team score was 20.16 (136), which Away team were they playing?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Richmond', '20.16 (136)', 'Melbourne', '14.10 (94)', 'MCG', 31025.0, '6 June 1981']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Home team score" = '20.16 (136)';