Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Context : Hubert Pilarski (19 October 1913 -- 5 October 1996) was a Oberfähnrich in the Wehrmacht during World War II, and one of only 882 recipients of the Knight's Cross of the Iron Cross with Oak Leaves. 
Answer : 5 October 1996
Which is the date of death for Hubert Pilarski?

Context : Prince Caspian (originally published as Prince Caspian: The Return to Narnia) is a high fantasy novel for children by C. S. Lewis, published by Geoffrey Bles in 1951. 
Answer : Narnia
Which place does Prince Caspian exist in?

Context : The Aachen Altar (de: Aachener Altar) or Passion Altar (Passionsaltar) is a late gothic passion triptych in the Aachen Cathedral Treasury, made by the so-called Master of the Aachen Altar around 1515/20 in Cologne, Germany. 
Answer : Aachen Cathedral Treasury

What is the name of the place where Aachen Altar can be found?