Table: t_1971_vfl_game_2
Columns: home_team
home_team_score
away_team
away_team_score
venue
crowd
date

Question: Where did north melbourne play while away?
SQL: SELECT "venue" FROM t_1971_vfl_game_2 WHERE "away_team" = 'north melbourne'

Question: What did the team score at home in north melbourne?
SQL: SELECT "home_team_score" FROM t_1971_vfl_game_2 WHERE "away_team" = 'north melbourne'