Complex sentence: The largest newspaper published by M. DuMont Schauberg is the Kölner Stadt-Anzeiger, published since 1876 and newspaper with the largest circulation in the Cologne/Bonn Region.
Split into simpler sentences: The largest newspaper published by M. DuMont Schauberg is the Kölner Stadt-Anzeiger, published since 1876. It has the largest circulation in the Cologne/Bonn Region.