Table: t_1981_vfl_match
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: How many people were in the crowd at Lake Oval?
SQL: SELECT "crowd" FROM t_1981_vfl_match WHERE "venue" = 'lake oval'

Question: Where was the game played when Geelong was the away team?
SQL: SELECT "venue" FROM t_1981_vfl_match WHERE "away_team" = 'geelong'

Question: What team was the home team on 27 june 1981, at vfl park?
SQL: SELECT "home_team" FROM t_1981_vfl_match WHERE "date" = '27 june 1981' AND "venue" = 'vfl park'