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 is the smallest crowd that Footscray had as the away team?
SQL: SELECT MIN("crowd") FROM "round_4" WHERE "away_team"='footscray';

Question: Which home team scored 12.15 (87)?
SQL: SELECT "home_team" FROM "round_4" WHERE "home_team_score"='12.15 (87)';