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

Question: What is the least lane number that Natalie Coughlin was in when she was ranked greater than 1?
SQL: SELECT MIN("lane") FROM "semifinal_2" WHERE "name"='natalie coughlin' AND "rank">1;