Complex sentence: Ewald Jürgen Georg von Kleist (June 1700-December 10,1748) was the dean of the cathedral at Kammin in Prussia and co-inventor of the Leyden jar.
Split into simpler sentences: Ewald Jürgen Georg von Kleist (June 1700-December 10,1748) was a cleric and inventor. Later he was the dean of the cathedral at Kammin in Prussia and co-inventor of the Leyden jar.