Complex sentence: Karl Anton August (Marburg 10 August 1727-Stettin 12 September 1759), Prince of Schleswig-Holstein-Sonderburg-Beck, was the son of Peter August, Duke of Schleswig-Holstein-Sonderburg-Beck and Sophie von Hessen-Philippsthal.
Split into simpler sentences: Karl Anton August, Prince of Schleswig-Holstein-Sonderburg-Beck, was born in Marburg on August 10,1727. He was the son of Peter August, Duke of Schleswig-Holstein-Sonderburg-Beck and Sophie von Hessen-Philippsthal.