Table: t_1974_vfl_match_4
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Tell me the away team for venue of western oval
SQL: SELECT "away_team" FROM t_1974_vfl_match_4 WHERE "venue" = 'western oval'

Question: Tell me the away team score for 27 april 1974 and veue of mcg
SQL: SELECT "away_team_score" FROM t_1974_vfl_match_4 WHERE "date" = '27 april 1974' AND "venue" = 'mcg'

Question: I want to see the away team the has a home team of richmond
SQL: SELECT "away_team" FROM t_1974_vfl_match_4 WHERE "home_team" = 'richmond'