CREATE TABLE "qualification" (
  "rank" real,
  "group" text,
  "athlete" text,
  "nationality" text,
  "result" real
);

Question: Which athlete's rank is more than 15 when the result is less than 7.68, the group is b, and the nationality listed is Great Britain?
SQL: SELECT "athlete" FROM "qualification" WHERE "rank">15 AND "result"<7.68 AND "group"='b' AND "nationality"='great britain';