CREATE TABLE "round_4" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: What was the venue where Carlton was the away team?
SQL: SELECT "venue" FROM "round_4" WHERE "away_team"='carlton';

Question: What was the venue where the home team scored 13.9 (87)?
SQL: SELECT "venue" FROM "round_4" WHERE "home_team_score"='13.9 (87)';

Question: What was the away team whose opponents scored 8.16 (64)?
SQL: SELECT "away_team" FROM "round_4" WHERE "home_team_score"='8.16 (64)';

Question: What was the venue when Carlton was the away team?
SQL: SELECT "venue" FROM "round_4" WHERE "away_team"='carlton';