Complex sentence: Ewald Friedrich, Count von Hertzberg (1725--May 22,1795), Prussian statesman, who came of a noble family which had been settled in Pomerania since the 13th century, was born at Lottin, in that province.
Split into simpler sentences: Ewald Friedrich, Count von Hertzberg (1725--May 22,1795) was a Prussian statesman. Hertzberg, who came of a noble family which had been settled in Pomerania since the 13th century, was born at Lottin, in that province.