What is the average February that has 18-26-10 as the record, with a game less than 54?
CREATE TABLE "schedule_and_results" (
  "game" real,
  "february" real,
  "opponent" text,
  "score" text,
  "record" text
);
SELECT AVG("february") FROM "schedule_and_results" WHERE "record"='18-26-10' AND "game"<54;