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: During World War II he was employed as a mathematician at the U.S. Ballistic Research Laboratory in Maryland. Link Information: During World War II he was employed as a mathematician at the U.S. Ballistic Research Laboratory in Maryland. Answer: Aberdeen Proving Ground, Maryland
[A]: What city the place in that Morrey was employed as a mathematician during World War II?


[Q]: Context: Milo was the niece of John W. Abercrombie, U.S. congressman from Alabama Link Information: Elected to the Alabama Senate, Abercrombie served from 1896 through 1898 Answer: 2
[A]: How long did Milo's uncle serve in the U.S. Congress?


[Q]: Context: Albers was engaged as Principal Baritone at the Opéra de Bordeaux and went on to sing at the Royal Opera House in London and the Opéra de Monte-Carlo. He was engaged by the Metropolitan Opera in 1898 Link Information: 6 times in eight different operas and tackling his first Wagnerian Answer: Royal Opera House
[A]:
Which of the opera companies that Albers sang for was established earliest?