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

Context : Karl Gustav von Sandrart (1817-1898) was a Prussian general in the Franco-Prussian War of 1870. 
Question : In what war did Karl Gustav von Sandrart fight?
Franco-Prussian War

Context : The Calabash Nebula, also known as the Rotten Egg Nebula or by its technical name OH 231.84 +4.22, is a protoplanetary nebula (PPN) 1.4 light years (13 Pm) long and located some 5,000 light years (47 Em) from Earth in the constellation Puppis. 
Question : What is the constellation that is made with Calabash Nebula?
Puppis

Context : Fifth Air Force was a United States Army Air Forces combat air force in the Pacific Theater of World War II, engaging in combat operations primarily in the Southwest Pacific AOR. 
Question : What military branch was Fifth Air Force associated with?

United States Army Air Forces