[Q]: Sentence: The Embargo Act of 1807, adopted during the Napoleonic Wars, and the War of 1812 significantly curtailed Boston's harbor activity. Question: What act cut down on Boston's harbor activity?
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[A]: yes

[Q]: Sentence: Philadelphia's death rate was at its lowest in at least a half-century, 13,691 deaths in 2013. Question: How many people at the last census were under 18?
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[A]: no

[Q]: Sentence: By the 2000 census, demographic changes including the end to slavery, immigration from Europe and Asia, assimilation of multiracial persons, and other factors resulted in a population in which 6.2% of the population identified as black, 40% as pardo, and 55% as white. Question: How much of the Brazilian population identified as black in 2000?
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[A]:
yes