Premise: Götz Freiherr von Houwald (May 13, 1913 – August 16, 2001) was a German diplomat, historian and ethnographer. He was born in Posen and died in Bonn. His full name was Maximilian Otto Gustav Albrecht Hubert Wilhelm Götz-Dieter Freiherr von Houwald.Götz-Dieter von Houwald's parents were Albrecht Freiherr von Houwald und Helene Gräfin von Carmer.
Hypothesis: Gotz Freiherr von Houwald  only had one parent