Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.
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Question: john mercer langston (december 14, 1829 – november 15, 1897) was a dean at howard university.

Answer: john mercer langston


Question: jesse helms (october 18, 1921 - july 4, 2008) was a senator from north carolina.

Answer: jesse helms


Question: the 2016 united states presidential election in arizona was held on 8 november 2016.

Answer:
2016 united states presidential election in arizona