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: but the helpful curator of the American Museum of Natural History, Link Information: none Answer: none
Who is the current curator of the museum featured in "We're Back! A Dinosaur's Story"?

Context: The town continued to flourish under the Seljuk Empire, when the Seljuk ruler Ahmad Sanjar built the city a new wall Link Information: none Answer: none
What did Ahmad Sanjar build the wall out of?

Context: Civello retained Houston defense attorney Percy Foreman, and the conviction was reversed on appeal in 1961. Link Information: admitted to the Texas Bar on January 17, 1928 Answer: 33

How many years had Percy Foreman been a lawyer when he managed to get the conviction of Civello reversed on appeal?