In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

[Q]: Context: The Korean War began and the Navy realized it had a need for an air station in the region Link Information: The Korean War (in South Korean , "Korean War"; in North Korean , "Fatherland Liberation War"; 25 June 1950 – 27 July 1953) Answer: 25 June 1950
[A]: When did the war begin that prompted the Navy to build the airport?


[Q]: Context: In 1526, he was imprisoned by Charles V, Holy Roman Emperor, who was angry at his role in founding the League of Cognac Link Information: Charles V (24 February 1500 – 21 September 1558) was Holy Roman Emperor and Archduke of Austria from 1519, King of Spain (Castile and Aragon, as Charles I) from 1516, and Lord of the Netherlands as titular Duke of Burgundy from 1506. Answer:  Roman 
[A]: Which country's emperor had Gramont imprisoned due to his role in founding the League of Cognac?


[Q]: Context: He completed his internship at Mount Sinai Hospital in 1949 Link Information: none Answer: none
[A]:
How many students graduated from New Utrecht High School the year Grumbach completed his internship?