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: On what date was Hawthorn the home team?
SQL: SELECT "date" FROM "round_18" WHERE "home_team"='hawthorn';

Question: Which home team opposed an away team with a score of 16.22 (118)?
SQL: SELECT "home_team" FROM "round_18" WHERE "away_team_score"='16.22 (118)';

Question: Who was the away team at Junction Oval?
SQL: SELECT "away_team" FROM "round_18" WHERE "venue"='junction oval';

Question: Which home team played at MCG?
SQL: SELECT "home_team" FROM "round_18" WHERE "venue"='mcg';