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: Following the success of Miami Vice and Crime Story, Mann was to produce a new crime television show for NBC. Link Information: The series ran for five seasons Question: Which of the two successful crime television show on NBC was the longest running?
[EX A]: Answer:  Miami Vice

[EX Q]: Context: Contrary to popular belief, Layne Staley of Alice in Chains neither auditioned nor was asked to join the new project. Tom Morello denied this claim on his Twitter account in 2015. Link Information: Twitter was created in March 2006 Question: How long had the social media platform Tom Morello used to deny courting Layne Staley for his band been in existence when he did so?
[EX A]: Answer: 9

[EX Q]: Context: On October 31, 1956, Dufek in the ski-equipped R4D Skytrain aircraft Que Sera Sera Link Information: none Question: How many cylinders was the Skytrain's engine?
[EX A]:
Answer: none