Table: t_1949_vfl_match
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: What is the crowd size for st kilda as the home team?
SQL: SELECT "crowd" FROM t_1949_vfl_match WHERE "home_team" = 'st kilda'

Question: When an away team scored 6.12 (48), what was the home team?
SQL: SELECT "home_team" FROM t_1949_vfl_match WHERE "away_team_score" = '6.12 (48)'