CREATE TABLE "heat_1" (
  "rank" real,
  "lane" real,
  "athlete" text,
  "nationality" text,
  "time" real,
  "react" real
);

Question: What is the average react for a rank more than 8?
SQL: SELECT AVG("react") FROM "heat_1" WHERE "rank">8;

Question: What is the highest rank for the react of 0.198, and the time more than 20.42?
SQL: SELECT MAX("rank") FROM "heat_1" WHERE "react"=0.198 AND "time">20.42;

Question: What is the sum of time with a lane larger than 6, a nationality of canada, and the react smaller than 0.151?
SQL: SELECT SUM("time") FROM "heat_1" WHERE "lane">6 AND "nationality"='canada' AND "react"<0.151;