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: Two months later his youngest brother John, a squadron commander in the Royal Naval Air Service and a Distinguished Service Cross recipient Link Information: A number of honorary awards were made to members of allied foreign forces, including 151 for World War I Answer: 151 
[EX A]: How many people received the Cross in World War 1?

[EX Q]: Context: Boynes was the 13th selection in the 1978 NBA Draft by the New Jersey Nets Link Information: none Answer: none
[EX A]: What position did Boynes play in the NBA during the 1978-1980 seasons?

[EX Q]: Context: He was a member of the London Stock Exchange from 1967 to 1980. Link Information:  It was founded in 1571 Answer: 409
[EX A]:
How long had the London Stock Exchange been in existence for by the year Hamilton quit his membership there?