Table: t_1940_vfl_match_results
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Where did Melbourne play as the away team?
SQL: SELECT "venue" FROM t_1940_vfl_match_results WHERE "away_team" = 'melbourne'

Question: What was the attendance when South Melbourne played as the home team?
SQL: SELECT MIN("crowd") FROM t_1940_vfl_match_results WHERE "home_team" = 'south melbourne'

Question: What was the attendance when Footscray played as the away team?
SQL: SELECT COUNT("crowd") FROM t_1940_vfl_match_results WHERE "away_team" = 'footscray'