When racing epsom is in division two how many seasons are there?
CREATE TABLE "recent_champions" (
  "season" text,
  "premier_division" text,
  "division_one" text,
  "division_two" text,
  "division_three" text,
  "division_four" text,
  "division_five" text
);
SELECT COUNT("season") FROM "recent_champions" WHERE "division_two"='Racing Epsom';