When the away team scored 10.15 (75) and the crowd was larger than 20,000 people, what was the home team playing?
CREATE TABLE "round_3" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);
SELECT "home_team" FROM "round_3" WHERE "crowd">'20,000' AND "away_team_score"='10.15 (75)';