What is the Week when the kick off was at 4:05 pm, and the result was w 31–14?
CREATE TABLE "schedule" (
  "week" real,
  "date" text,
  "kickoff_et" text,
  "opponent" text,
  "result" text,
  "record" text,
  "game_site" text,
  "nfl_com_recap" text
);
SELECT "week" FROM "schedule" WHERE "kickoff_et"='4:05 pm' AND "result"='w 31–14';