Against smaller than 53, and a Drawn smaller than 10, and a Played smaller than 38 has what average points?
CREATE TABLE "campeonato_brasileiro_s_rie_a" (
  "position" real,
  "team" text,
  "points" real,
  "played" real,
  "drawn" real,
  "lost" real,
  "against" real,
  "difference" text
);
SELECT AVG("points") FROM "campeonato_brasileiro_s_rie_a" WHERE "against"<53 AND "drawn"<10 AND "played"<38;