Who was the home team for the 2013 season and the result was 0–0?
CREATE TABLE "league" (
  "season" text,
  "date" text,
  "home_team" text,
  "result" text,
  "away_team" text,
  "stadium" text
);
SELECT "home_team" FROM "league" WHERE "season"='2013' AND "result"='0–0';