In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Context: There he became close friends with the Scharwenka brothers, Xaver and Philipp Link Information: Franz Xaver Scharwenka (6 January 1850 Answer: Philipp
Who is the oldest Scharwenka brother?

Context: The Melkite Greek Catholics and the Greek Orthodox, tend to focus more on the Greco-Hellenistic heritage of the region from the days of the Byzantine Empire Link Information: none Answer: none
Of the two groups that focus on the Greco-Hellenistic heritage of the region, which has a larger congregation?

Context: she declined an invitation from Bishop Burnet to write a welcoming poem to the new king Link Information: Gilbert Burnet (18 September 1643 – 17 March 1715) Answer: 7

What was the age difference between the person who invited her to write a poem for the new king and the king himself?