CREATE TABLE "round_13" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: When was Fitzroy the home team?
SQL: SELECT "date" FROM "round_13" WHERE "home_team"='fitzroy';

Question: Where did Geelong play a home game?
SQL: SELECT "venue" FROM "round_13" WHERE "home_team"='geelong';