what is the highest place when the national final is 4th and the points is less than 139?
CREATE TABLE "participants" (
  "draw" real,
  "language" text,
  "artist" text,
  "song" text,
  "english_translation" text,
  "national_final" text,
  "place" real,
  "points" real
);
SELECT MAX("place") FROM "participants" WHERE "national_final"='4th' AND "points"<139;