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: Black & White is a non-fiction book written by Shiva Naipaul and published by Hamish Hamilton in the U.K. in 1980. Link Information: Hamish Hamilton Limited was a British book publishing house, founded in 1931  Question: How long had the publisher of Naipaul's book been in business at the time they published it?

SOLUTION: Answer: 49

PROBLEM: Context: In 1928 he began study at the University of Vienna, obtaining his doctorate in 1930 Link Information: none Question: Who is the president of the school where Smith obtained his doctorate?

SOLUTION: Answer: none

PROBLEM: Context: In 1590 the same ship was one of a fleet of merchantmen coming home from the Mediterranean, which successfully fought and repelled the Spanish galleys near Cadiz. Although Watts was not on board, throughout the war he equipped and financed privateers led by Michael Geare, William Lane and Christopher Newport. Link Information: n. In 1590  Question: How old was Geare when he led privateers on the Margaret and John?

SOLUTION:
Answer: 25