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'.
Q: Context: Skip Prosser, Wake Forest University's men's basketball coach since 2001, died in Winston-Salem on July 26, 2007. Link Information: George Edward "Skip" Prosser (November 3, 1950 July 26, 2007) Question: How old was the Wake Forest coach when he died in 2007?
A:
Answer: 57