Table: t_1942_vfl_football_games
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: How many spectators watched when the away team was Collingwood?
SQL: SELECT "crowd" FROM t_1942_vfl_football_games WHERE "away_team" = 'collingwood'

Question: What did Essendon score when they were the away team?
SQL: SELECT "away_team_score" FROM t_1942_vfl_football_games WHERE "away_team" = 'essendon'

Question: When did the home team score 19.17 (131)?
SQL: SELECT "date" FROM t_1942_vfl_football_games WHERE "home_team_score" = '19.17 (131)'