sentence1: Kazimierz, a pragmatist, did not try to wrest control of Silesia, in the hands of Bohemia, or the territory seized by the independent state of the Teutonic Knights.
sentence2: As a pragmatist, Kazimierz did not try to wrest control of Silesia, which was in the hands of Bohemia, or the territory seized by the independent state of the Teutonic Knights.