Which American philosopher built a hut near Walden pond, Concord in 1845, and lived there as a hermit for a few years?
which american philosopher built a hut near walden pond, concord in 1845, and lived there as a hermit for a few years
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concord walden pond
concord walden pond
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location.location.people_born_here base.usnris.nris_listing.significant_person
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henry david thoreau
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henry david thoreau