What is the points gained of the match where fans took 403 [sunday]?
CREATE TABLE "head_to_head" (
  "team" text,
  "miles_one_way" real,
  "home_result" text,
  "fans_brought" text,
  "away_result" text,
  "fans_took" text,
  "points_gained" real
);
SELECT SUM("points_gained") FROM "head_to_head" WHERE "fans_took"='403 [sunday]';