Complex sentence: Friedrich August von Quenstedt (July 10,1809-December 21,1889), German geologist and palaeontologist, was born at Eisleben in Saxony.
Split into simpler sentences: Friedrich August von Quenstedt (July 10,1809-December 21,1889), was a German geologist and palaeontologist. Von Quenstedt was born at Eisleben in Saxony.