Complex sentence: On December, 20,1945, Langefeld was arrested by the US Army, and in n September 1946, she was extradicted to the Polish judiciary preparing a trial in Krakow against SS personnel in Auschwitz.
Split into simpler sentences: On December, 20,1945 she was arrested by the US Army. In September 1946, she was extradicted to the Polish judiciary preparing a trial in Krakow against SS personnel in Auschwitz.