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: One such Christian was John of Damascus (c. 676749 AD), who was familiar with Islam and Arabic. Link Information: none Question: How old was John of Damascus when the Islamic Caliphate overtook the land of his home?

A: Answer: none
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Q: Context: In 2000 Liao made his debut at the Washington National Opera Link Information: In 2000 Liao made his debut at the Washington National Opera Question: How long had the Kennedy Center been standing by the year Liao made his debut at the Washington National Opera?

A: Answer: 29
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Q: Context: From the beginning of the 2008 season, the team became known as Force India and remained active until 2018, when a group of consortium led by Lawrence Stroll bought the team in 2018 following a financial collapse that forced Force India to be put under administration. Link Information: For the 2018 season the team retained the 2017 line up of Sergio Perez and Esteban Ocon Question: What was the person that drove for Force India in their last year of competition?

A:
Answer: Sergio Perez
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