Which Rank is the highest one that has Points smaller than 256.6?
CREATE TABLE "bischofshofen_5_january" (
  "rank" real,
  "name" text,
  "nationality" text,
  "1st_m" real,
  "2nd_m" real,
  "points" real,
  "overall_fht_points" text,
  "overall_wc_points_rank" text
);
SELECT MAX("rank") FROM "bischofshofen_5_january" WHERE "points"<256.6;