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: A more powerful engine was added to the second prototype, and a single 7.92mm (.312in) MG 15 machine gun for the rear seat was added to the third prototype. Link Information: he World War II MG 15 was used in nearly all Luftwaffe aircraft with a flexible-mount defensive position. Question: What other planes were fitted with the MG 15?
[EX A]: Answer: nearly all Luftwaffe aircraft with a flexible-mount defensive position

[EX Q]: Context: Gemini 9A (officially Gemini IX-A) was a 1966 crewed spaceflight in NASA's Gemini program. Link Information: Conducted between projects Mercury and Apollo, Gemini started in 1961 and concluded in 1966 Question: How long was NASA's Gemini program active?
[EX A]: Answer: 5

[EX Q]: Context: local nobleman Piotr Firlej to found a town called Lewartow Link Information: none Question: How old was Piotr Firlej when he founded Lewartow?
[EX A]:
Answer: none