CREATE TABLE "round_13" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: Where did Melbourne play as the away team?
SQL: SELECT "venue" FROM "round_13" WHERE "away_team"='melbourne';

Question: What was the attendance when South Melbourne played as the home team?
SQL: SELECT MIN("crowd") FROM "round_13" WHERE "home_team"='south melbourne';

Question: What was the attendance when Footscray played as the away team?
SQL: SELECT COUNT("crowd") FROM "round_13" WHERE "away_team"='footscray';