Complex sentence: In October 1942 she was selected as one of the SS Aufseherin to be posted at the Majdanek camp near Lublin, Poland where she and Hermine Braunsteiner came to be regarded as two of the most brutal overseers.
Split into simpler sentences: In October 1942 she was selected as one of the SS Aufseherin to be posted at the Majdanek camp near Lublin, Poland. There she, and Hermine Braunsteiner were regarded as two of the most brutal overseers.