CREATE TABLE table_name_1 (floor VARCHAR(255), pommel_horse VARCHAR(255), position VARCHAR(255), total VARCHAR(255))
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?
    
SQL: SELECT floor FROM table_name_1 WHERE position < 21 AND total < 81.2 AND pommel_horse = "13.925"