Ulrich I, Duke of Brno
He did not succeed as half ruler of Moravia ( diarch ) , for all half of Moravia ( the west one ) as his father Conrad I , but Brno was divided into two parts: Brno and Znojmo and Ulrich was co-ruler in this part with his brother Luitpold of Znojmo . 
<triplet> Brno <subj> Moravia <obj> historical region <triplet> Znojmo <subj> Moravia <obj> historical region