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: Olympique Lyonnais began their league campaign on the road taking on Le Mans at the Stade Léon-Bollée. Lyon started off the match very slow and eventually allowed a goal that was scored by Modibo Maïga in just the 21st minute. Link Information: Maïga began his career with Stade Malien in his home country aged 15 in 2003 Question: When did the player who scored the first goal in Olympique Lyonnais against  Le Mans begin playing professionally?
Answer: 2003

Context: Anderson was born in Edinburgh in 1832. Link Information: His brother, John Anderson was a zoologist. Question: What age difference was there between Anderson and his brother?
Answer: 1

Context: The presbytery vault is frescoed with a Virgin by Giuseppe Cesari. Link Information: none Question: How many works of art did Giuseppe Cesari create before his work title "Virgin" ?

Answer: none