What is the score of the floor when the position is less than 21, and less than 81.2 total, and the pommel horse score is 13.925?
CREATE TABLE "individuals" (
  "position" real,
  "gymnast" text,
  "floor" text,
  "pommel_horse" text,
  "rings" text,
  "vault" text,
  "parallel_bars" text,
  "horizontal_bar" text,
  "total" real
);
SELECT "floor" FROM "individuals" WHERE "position"<21 AND "total"<81.2 AND "pommel_horse"='13.925';