Table: t_1956_vfl_game_4
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: What is the smallest crowd that Footscray had as the away team?
SQL: SELECT MIN("crowd") FROM t_1956_vfl_game_4 WHERE "away_team" = 'footscray'

Question: Which home team scored 12.15 (87)?
SQL: SELECT "home_team" FROM t_1956_vfl_game_4 WHERE "home_team_score" = '12.15 (87)'