Input: How do I find if my relatives were on the Trail of Tears ?

What kind of thing would answer this question?
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Output: description


Input: What Mormon leader was said to have had 27 wives ?

What kind of thing would answer this question?
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Output: human


Input: When did Theo Rousseau paint the `` Forest of Fontaine '' ?

What kind of thing would answer this question?
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Output:
numeric