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: What is the highest crowd number of the game where the away team was south melbourne?
SQL: SELECT MAX("crowd") FROM "round_3" WHERE "away_team"='south melbourne';

Question: What is the home team score that played the away team of north melbourne?
SQL: SELECT "home_team_score" FROM "round_3" WHERE "away_team"='north melbourne';

Question: What is the away team score of the game that was played at princes park?
SQL: SELECT "away_team_score" FROM "round_3" WHERE "venue"='princes park';