[Q]: Sentence: West in 1930 and later P. G. A. H. Voigt (1940) showed that the early Wente-style condenser microphones contributed to a 4 to 6 dB midrange brilliance or pre-emphasis in the recording chain. Question: Whom found Wente-style condenser microphones helpful?
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[A]: yes

[Q]: Sentence: The fiber is most often spun into yarn or thread and used to make a soft, breathable textile. Question: What machinery has lead to the easily made and widespread use of cotton?
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[A]: no

[Q]: Sentence: Ann Arbor was founded in 1824 by land speculators John Allen and Elisha Walker Rumsey. Question: What was the profession of the founders of Ann arbor?
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[A]:
yes