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.

[EX Q]: Context: Colin Ferguson, the man responsible for the 1993 Long Island Rail Road shooting, Link Information: Ronald L. Kuby (born July 31, 1956) Answer: 37
[EX A]: How old was Ron Kuby when Kuby & Kunstler represented Colin Ferguson for the Long Island Rail Road shooting?

[EX Q]: Context: In 1961, the CIA arranged a trip to the U.S. for further leukemia treatment Link Information: none Answer: none
[EX A]: Who was in charge of the CIA the year Fanon went back to the US for cancer treatment?

[EX Q]: Context: Yakov Hanecki was born in Warsaw, then in the Russian Empire Link Information: The Russian Empire was an empire that extended across Eurasia and North America from 1721, following the end of the Great Northern War, until the Republic was proclaimed by the Provisional Government that took power after the February Revolution of 1917. Answer: 196
[EX A]:
How long did the empire that ruled Warsaw last?