CREATE TABLE "semifinal_2" (
  "rank" real,
  "lane" real,
  "name" text,
  "nationality" text,
  "time" text
);

Question: What was the time of the swimmer in lane 7?
SQL: SELECT "time" FROM "semifinal_2" WHERE "lane"=7;

Question: What was the rank of the swimmer with a time of 1:55.40?
SQL: SELECT "rank" FROM "semifinal_2" WHERE "time"='1:55.40';