CREATE TABLE table_64393 ("Position" FLOAT, "Name" TEXT, "Played" FLOAT, "Drawn" FLOAT, "Lost" FLOAT, "Points" FLOAT)

What is the average number of losses for teams with under 4 losses and under 21 points?
SELECT AVG("Drawn") FROM table_64393 WHERE "Lost" < '4' AND "Points" < '21'
SELECT AVG("Drawn") FROM "table_64393" WHERE "Lost" < '4' AND "Points" < '21'