Complex sentence: After Mayor Dieter Mronz won the "Dr. Helmut and Constanze Meyer Kunststiftung" for Bayreuth, the old town hall was chosen as the seat of the now emerging Kunstmuseum, which has been in its new determination since December 1999.
Split into simpler sentences: After Mayor Dieter Mronz won the "Dr. Helmut and Constanze Meyer Kunststiftung" for Bayreuth, the old town hall was chosen as the seat of the now emerging Kunstmuseum. It has been in its new determination since December 1999.