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'.

Context: In December 2007 she appeared as herself in the BBC docudrama Charles Dickens & the Invention of Christmas, written and presented by Griff Rhys Jones. Link Information: Griffith Rhys Jones (born 16 November 1953 Question: How old was Griff Rhys Jones when the BBC docudrama Charles Dickens & the Invention of Christmas was released?
Answer: 54