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: Which Venue has a Home team score of 13.13 (91)?
SQL: SELECT "venue" FROM "round_18" WHERE "home_team_score"='13.13 (91)';

Question: Which Home team has an Away team of fitzroy?
SQL: SELECT "home_team" FROM "round_18" WHERE "away_team"='fitzroy';