CREATE TABLE "round_21" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: What was the crowd size for the away team footscray?
SQL: SELECT "crowd" FROM "round_21" WHERE "away_team"='footscray';

Question: On what date did the away team score 10.12 (72)?
SQL: SELECT "date" FROM "round_21" WHERE "away_team_score"='10.12 (72)';