Table: t_1943_vfl_match_6
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Which Away team score has a Venue of princes park?
SQL: SELECT "away_team_score" FROM t_1943_vfl_match_6 WHERE "venue" = 'princes park'

Question: Which Away team score has a Home team of melbourne?
SQL: SELECT "away_team_score" FROM t_1943_vfl_match_6 WHERE "home_team" = 'melbourne'