Winer also described the brutal treatment of Sonderkommando prisoners, left alive to dispose of the corpses, and his escape from the camp.[5] Oneg Shabbat group and Winer then copied the report in both Polish and German; they sent the Polish version to the Polish Underground State, while the German copy was meant for the German people, in the hope it would evoke their compassion for the Jews.[6][7][8] It is unclear what was done with the reports at that point.