Table: t_1945_vfl_match_2
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: On which date was a game played at Junction Oval?
SQL: SELECT "date" FROM t_1945_vfl_match_2 WHERE "venue" = 'junction oval'

Question: On which date was Essendon the home team?
SQL: SELECT "date" FROM t_1945_vfl_match_2 WHERE "home_team" = 'essendon'