what is the country when the nots is sa/b, the rank is more than 1 and the athlete is zhang xiuyun?
CREATE TABLE "quarterfinal_3" (
  "rank" real,
  "athlete" text,
  "country" text,
  "time" text,
  "notes" text
);
SELECT "country" FROM "quarterfinal_3" WHERE "notes"='sa/b' AND "rank">1 AND "athlete"='zhang xiuyun';