CREATE TABLE "round_20" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: Who is the home team that scored 12.14 (86) when their opponent scored 22.15 (147)?
SQL: SELECT "home_team" FROM "round_20" WHERE "home_team_score"='12.14 (86)' AND "away_team_score"='22.15 (147)';

Question: Who is the home team that played at MCG?
SQL: SELECT "home_team_score" FROM "round_20" WHERE "venue"='mcg';

Question: What is the size of the smallest crowd that watched a game at Arden Street Oval?
SQL: SELECT MIN("crowd") FROM "round_20" WHERE "venue"='arden street oval';

Question: What is the score of the away team who played home team Hawthorn?
SQL: SELECT "away_team_score" FROM "round_20" WHERE "home_team"='hawthorn';

Question: Who is the away team that played home team Footscray?
SQL: SELECT "away_team" FROM "round_20" WHERE "home_team"='footscray';