Complex sentence: Hans Delbrück (November 11,1848-July 14,1929), German historian, was born at Bergen on the island of Rügen, and studied at the universities of Heidelberg and Bonn.
Split into simpler sentences: Hans Delbrück (November 11,1848-July 14,1929) was a German historian. Delbrück was born at Bergen on the island of Rügen, and studied at the universities of Heidelberg and Bonn.