instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : Saint Ambrose barring Theodosius from Milan Cathedral is a 1619--1620 painting by Anthony van Dyck, now in the National Gallery in London. 
Question : What is the name of the place where Saint Ambrose barring Theodosius from Milan Cathedral can be found?
answer:
National Gallery


question:
Context : Born in Sylacauga, Alabama, United States, Van Allen Plexico graduated from Auburn University with Bachelor's and Master's Degrees in 1990 and 1994, doing additional graduate work at Georgetown University and at Emory University. 
Question : Which college or university is related with Van Allen Plexico?
answer:
Auburn University


question:
Context : Hans Howaldt (12 November 1888, Kiel -- 6 September 1970) was a successful and highly decorated German U-boat commander in the Kaiserliche Marine during World War I and also active in World War II. By the end of World War I he was promoted Kapitänleutnant. 
Question : In which war did Hans Howaldt fight?
answer:

World War I