how many times is the rank more than 29, the athlete is barbara pierre and the heat less than 5?
CREATE TABLE "round_2" (
  "rank" real,
  "heat" real,
  "athlete" text,
  "country" text,
  "time" real
);
SELECT COUNT("time") FROM "round_2" WHERE "rank">29 AND "athlete"='barbara pierre' AND "heat"<5;