Complex sentence: In that role he participated in Ernst Schäfer's 1938 journey to Tibet, helped the Race and Settlement Office of the SS identify Jews, and later helped select human subjects to be killed to create an anatomical study collection of Jewish skeletons.
Split into simpler sentences: In that role he participated in Ernst Schäfer's 1938 journey to Tibet, helped the Race and Settlement Office of the SS identify Jews. He also helped select human subjects to be killed to create an anatomical study collection of Jewish skeletons.