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: and Julius and Ethel Rosenberg, U.S. citizens executed in 1953 after conviction of espionage Link Information: Julius F2P was born on May 12, 1918, Question: How old was Julius Rosenberg when he was executed?

SOLUTION: Answer: 35

PROBLEM: Context: Karl Holl studied philosophy and theology at the Tübinger Stift. Link Information: none Question: In what city did Karl Holl study philosophy and theology?

SOLUTION: Answer: none

PROBLEM: Context: During the winter 2017–18 transfer window OH Leuven signed Kawin Thamsatchanan Link Information: Kawin Thamsatchanan (, ; born 26 January 1990) Question: How old was Kawin Thamsatchanan when he signed with OH Leuven?

SOLUTION:
Answer: 28