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: At the 2018 CONCACAF Women's Championship, Jamaica was drawn into Group B alongside Canada, Costa Rica and Cuba. Link Information: Jamaica secured an upset 1–0 victory over Costa Rica in their second match, thanks in part to the great play of goalkeeper Sydney Schneider. Question: How old was Sydney Schneider when she played an important role in the 1-0 win over Costa Rica?
[A]: Answer: 19


[Q]: Context: In 1053, it was the scene of the historical victory of Robert Guiscard over the papal troops under Pope Leo IX Link Information: none Question: How old was Robert Guiscard when he defeated the papal troops of Pope Leo IX?
[A]: Answer: none


[Q]: Context: After the war ended the DGOS presented performances by European opera companies such as the Opera-Comique, Hamburg Opera and the Netherlands Opera Link Information: none Question: Which European opera company presented by DGOS has been in operation for the greatest amount of years?
[A]:
Answer: none