CREATE TABLE "round_17" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: What was the home teams score at victoria park when the crowd was larger than 18,000?
SQL: SELECT "home_team_score" FROM "round_17" WHERE "crowd">'18,000' AND "venue"='victoria park';

Question: What was the home team when geelong was the away team?
SQL: SELECT "home_team" FROM "round_17" WHERE "away_team"='geelong';