What is the highest Pick number that had a road number that was less than 6, featured Bob Dailey as a player, and which had a Reg GP bigger than 257?
CREATE TABLE "list_of_vancouver_canucks_draft_picks" (
  "rd_num" real,
  "pick_num" real,
  "player" text,
  "reg_gp" real,
  "pl_gp" real
);
SELECT MAX("pick_num") FROM "list_of_vancouver_canucks_draft_picks" WHERE "rd_num"<6 AND "player"='bob dailey' AND "reg_gp">257;