With a less than 4 rank, and a time less than 24.42 what is the smallest lane?
CREATE TABLE "semifinal_2" (
  "rank" real,
  "lane" real,
  "name" text,
  "nationality" text,
  "time" real
);
SELECT MIN("lane") FROM "semifinal_2" WHERE "rank"<4 AND "time"<24.42;