What is the most draws when goals against are more than 33, losses are 13 and goals for is less than 51?
CREATE TABLE "group_ii" (
  "position" real,
  "club" text,
  "played" real,
  "points" real,
  "wins" real,
  "draws" real,
  "losses" real,
  "goals_for" real,
  "goals_against" real,
  "goal_difference" real
);
SELECT MAX("draws") FROM "group_ii" WHERE "goals_against">33 AND "losses"=13 AND "goals_for"<51;