sentences:  The name appears among the members of the Piast dynasty with the Polish duke Siemomysł and the stem "-Siem", referring to "family" (hence "Siemomysł" is someone "thoughtful of their family"), is also found in the Piast name of the half-legendary Siemowit.According to Rymar, Zemuzil was most likely a Christian or otherwise he would not have had Henry's support, although he might have kept this fact hidden from his still mostly pagan subjects.According to Edward Rymar, Zemuzil is often thought to have been the father or the grand father of the Pomeranian Duke Świętobor I. Schmidt says it is not possible on the basis of the 1046 record to decide whether Zemuzil was an ancestor of later Pomeranian dukes, and cites similar conclusions of other German historians Martin Wehrmann and Adolf Hofmeister.