Table: t_1972_vfl_match_6
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Where did a home team score 23.20 (158)?
SQL: SELECT "venue" FROM t_1972_vfl_match_6 WHERE "home_team_score" = '23.20 (158)'

Question: Which team scored 11.17 (83) while away?
SQL: SELECT "away_team" FROM t_1972_vfl_match_6 WHERE "away_team_score" = '11.17 (83)'