Name the athlete for bulgaria with rank less than 22
CREATE TABLE "all_time_top_25_women" (
  "rank" real,
  "time" text,
  "wind_m_s" text,
  "athlete" text,
  "nation" text,
  "date" text,
  "location" text
);
SELECT "athlete" FROM "all_time_top_25_women" WHERE "rank"<22 AND "nation"='bulgaria';