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.
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Question: Context: n Indiana, where it is illegal to create a historical marker in the "state format" without first getting official approval from that state's historical bureau Link Information: none Answer: none

Answer: How many historical markers does the state of Indiana have?


Question: Context: He paid for the final extension of the Montgomery Canal from Berriew to Newtown Link Information: none Answer: none

Answer: Which city that the Montgomery Canal ran through after an extension has the largest population?


Question: Context: In 1672, Matveyev managed to secure Kiev for Russia during the talks with Poland. Link Information: none Answer: none

Answer:
What was the population of Kiev the year that Matveyev managed to secure it?