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: Roycroft was born in 1946 as the second of three sons to Bill Roycroft, an Olympic equestrian gold medallist Link Information: After the war, they moved with their son Barry (born 1944) to a 200 ha soldier's block near Camperdown in western Victoria, where they set up a dairy farm. The couple had two further sons, Wayne (born 1946) and Clarke (born 1950).  Question: What are the names of the equestrian gold medallist's other sons?
[EX A]: Answer: Barry

[EX Q]: Context: while Anthony Salvin used obelisks as water fountains on the Belton House estates in Lincolnshire. Link Information: commissioned the architect Anthony Salvin to undertake improvements to the Estate in 1838 Question: What year was the estate where Salvin used obelisks as water fountains built?
[EX A]: Answer: 1838

[EX Q]: Context: The Secret Policeman's Ball were the first stage shows in the UK to present comedic performers (such as Monty Python and Rowan Atkinson) in the same setting and shows as their contemporaries in rock music (which included Eric Clapton, Sting and Phil Collins). Link Information: a joint LP album, recorded in December 1963, was issued in 1965 Question: Which of the two rock musicians that appeared in "The Secret Policeman's Ball" recorded an album first?
[EX A]:
Answer: Eric Clapton