What is the sum of Game, when Record is "2-1-1", and when October is less than 21?
CREATE TABLE "schedule_and_results" (
  "game" real,
  "october" real,
  "opponent" text,
  "score" text,
  "record" text
);
SELECT SUM("game") FROM "schedule_and_results" WHERE "record"='2-1-1' AND "october"<21;