In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

[EX Q]: Context: . In 1376, he voyaged to lands along the Vychegda and Vym rivers Link Information: none Question: Which of the rivers along which Stephen traveled in 1376 has the widest point?
[EX A]: Answer: none

[EX Q]: Context: After beginning study in several universities in Germany, he emigrated to the United States in 1937 Link Information: none Question: How many people lived in the United States the year that Barschall emigrated to the country?
[EX A]: Answer: none

[EX Q]: Context: Director Frank Darabont Link Information: instead directing the 1999 film adaptation of Stephen King's The Green Mile. Question: How old was the director of The Green Mile when it was made?
[EX A]:
Answer: 21