CREATE TABLE "heats" (
  "heat" real,
  "lane" real,
  "name" text,
  "nationality" text,
  "time" text
);

Question: What is the highest heat for more than 3 lanes and a time of 2:09.12?
SQL: SELECT MAX("heat") FROM "heats" WHERE "lane">3 AND "time"='2:09.12';

Question: What is Russia's time with a heat higher than 3?
SQL: SELECT "time" FROM "heats" WHERE "nationality"='russia' AND "heat">3;

Question: What is Hungary's time with a heat higher than 2 and two lanes?
SQL: SELECT "time" FROM "heats" WHERE "heat">2 AND "nationality"='hungary' AND "lane"=2;