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: La Hire joined Charles VII in 1418, when the English army invaded France. Link Information: Charles VII (22 February 1403 – 22 July 1461) Question: How old was Charles VII when La Hire joined him?
Answer: 15

Context: He then entered the 2008 BMW Open in Munich, Germany, where he beat Carlos Berlocq in the first round. In the second round, he edged out Michael Berrer, but lost to Fernando González in his first quarterfinal of the year Link Information: In the second round, he edged out Michael Berrer, but lost to Fernando González in his first quarterfinal of the year Question: Who eventually won the 2008 tournament where Safin lost in the quarterfinals?
Answer: Fernando González

Context: Stanford was commissioned into the Welsh Guards in 1987 Link Information:  The conflict began in the late 1960s and is usually deemed to have ended with the Good Friday Agreement of 1998.  Question: How long had the Troubles been going on when Standord joined the Welsh Guards?

Answer: 20