Problem: Given the question: What is the question to: "In finance , a bond is an instrument of indebtedness of the bond issuer to the holders."? The topic is Bond (finance).
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The answer is:
"what are stocks and bonds?"

Problem: Given the question: What is the question to: "Henry T. Thomas Sampson, Jr. (born in Jackson, Mississippi in 1934) is an African-American inventor."? The topic is Henry Sampson (inventor).
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The answer is:
"WHO IS HENRY SAMPSON JR.?"

Problem: Given the question: What is the question to: "The population was 3,167 at the 2010 census ."? The topic is Algoma, Wisconsin.
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The answer is:
"what is the population of algoma wi for 2010?"