CREATE TABLE "round_3" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: When was the game played at the Western Oval venue?
SQL: SELECT "date" FROM "round_3" WHERE "venue"='western oval';

Question: What is the home team score for the team that played an away game at North Melbourne?
SQL: SELECT "home_team_score" FROM "round_3" WHERE "away_team"='north melbourne';