Generate a correct and concise answer for the question based on the words in the context.

[EX Q]: Context : Arnulf Blasig (30 December 1913 -- 13 November 1998) was a highly decorated Major in the Luftwaffe during World War II, and a recipient of the Knight's Cross of the Iron Cross. 
Question : Which war did Arnulf Blasig serve in?
[EX A]: World War II

[EX Q]: Context : John Ross Macduff (23 May 1818 - 30 April 1895) was a Scottish divine and a prolific author of religious essays. 
Question : Which is the date of death for John Ross Macduff?
[EX A]: 30 April 1895

[EX Q]: Context : The Situla of the Pania is an ivory situla or pyxis from the end of the seventh century BC, found in the Tomb of the Pania in Chiusi and conserved in the Museo archeologico nazionale di Firenze. 
Question : What is the surface of Situla of the Pania made of?
[EX A]:
ivory