Table: premiership_game
Columns: home_team
home_team_score
away_team
away_team_score
ground
date

Question: When was the home team Essendon? 
SQL: SELECT "date" FROM premiership_game WHERE "home_team" = 'Essendon'

Question: When Richmond played as the away team, what was the ground?
SQL: SELECT "ground" FROM premiership_game WHERE "away_team" = 'Richmond'

Question: When did Fitzroy play as the home team?
SQL: SELECT "date" FROM premiership_game WHERE "home_team" = 'Fitzroy'