Table: t_1973_vfl_match
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Which Venue has a Home team score of 13.13 (91)?
SQL: SELECT "venue" FROM t_1973_vfl_match WHERE "home_team_score" = '13.13 (91)'

Question: Which Home team has an Away team of fitzroy?
SQL: SELECT "home_team" FROM t_1973_vfl_match WHERE "away_team" = 'fitzroy'