What is the position played by the man born on 1976-09-20?
CREATE TABLE "serbia_and_montenegro" (
  "name" text,
  "pos" text,
  "height" text,
  "weight" text,
  "date_of_birth" text,
  "club" text
);
SELECT "pos" FROM "serbia_and_montenegro" WHERE "date_of_birth"='1976-09-20';