TASK DEFINITION: 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'.
PROBLEM: Context: His son William Frederick Havemeyer, retired from the sugar refining business in 1842 Link Information: William Frederick Havemeyer (February 12, 1804 – November 30, 1874)  Question: How old was William Havemeyer's son when he retired from the sugar refining business?

SOLUTION: Answer: 38

PROBLEM: Context: The route is described in a series of six sectional leaflets, updated in 2008 Link Information: none Question: Was the route updated before The Weavers' Triangle Visitor Centre was built?

SOLUTION: Answer: none

PROBLEM: Context: a 2006 review in the Canadian Journal of Neurological Sciences Link Information: none Question: Which of the two medical journals mentioned publishes new issues more frequently?

SOLUTION:
Answer: none