What college(s) did the player(s) picked in round 4 with a pick number less than 98 play for?
CREATE TABLE "nfl_draft" (
  "pick_num" real,
  "round" text,
  "player" text,
  "position" text,
  "college" text
);
SELECT "college" FROM "nfl_draft" WHERE "pick_num"<98 AND "round"='round 4';