CREATE TABLE table_name_27 (played INTEGER, drawn VARCHAR(255), first_game VARCHAR(255), lost VARCHAR(255))
What is the sum of matches played that has a year of first match before 2000, fewer than 21 lost, and 0 drawn?
    
SQL: SELECT SUM(played) FROM table_name_27 WHERE first_game < 2000 AND lost < 21 AND drawn < 0