Original: In his book Russia at War 1941 to 1945, Alexander Werth reported that while visiting Gdansk\/Danzig in 1945 shortly after its liberation by the Red Army, he saw an experimental factory outside the city for making soap from human corpses.
Simplified: In his book "Russia at War 1941 to 1945", Alexander Werth said that while visiting Gdansk\/Danzig in 1945 shortly after its liberation by the Red Army, he saw an experimental factory outside the city for making soap from human bodies.