CREATE TABLE "round_18" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: Who was the home team when the away team was Hawthorn?
SQL: SELECT "home_team" FROM "round_18" WHERE "away_team"='hawthorn';

Question: On what date did the game at Windy Hill take place?
SQL: SELECT "date" FROM "round_18" WHERE "venue"='windy hill';

Question: What was the venue when the away team was Hawthorn?
SQL: SELECT "venue" FROM "round_18" WHERE "away_team"='hawthorn';

Question: What was the home team when the game was at Windy Hill?
SQL: SELECT "home_team" FROM "round_18" WHERE "venue"='windy hill';