CREATE TABLE "heat_3" (
  "rank" real,
  "lane" real,
  "athlete" text,
  "nationality" text,
  "time" real,
  "react" real
);

Question: How much Time has a Reaction of 0.155, and an Athlete of kristof beyens, and a Rank smaller than 3?
SQL: SELECT COUNT("time") FROM "heat_3" WHERE "react"=0.155 AND "athlete"='kristof beyens' AND "rank"<3;

Question: Which Lane has a Time larger than 20.5, and a Nationality of trinidad and tobago?
SQL: SELECT AVG("lane") FROM "heat_3" WHERE "time">20.5 AND "nationality"='trinidad and tobago';