[Q]: Sentence: Of those, 2000 were sent to Nazi concentration camps, where they were identified by purple triangles; as many as 1200 died, including 250 who were executed. Question: What were Jehovah's Witnesses identified by in Nazi concentration camps?
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[A]: yes

[Q]: Sentence: An example of the former is the anaerobic bacteria species, which colonizes the mammalian colon, and an example of the latter is various species of staphylococcus that exist on human skin. Question: What species colonizes the mammalian colon?
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[A]: yes

[Q]: Sentence: Alverca, Covilha, Evora, and Ponte de Sor are the main centres of the Portuguese aerospace industry, which is led by Brazil-based company Embraer and the Portuguese company OGMA. Question: Where is Volkswagen Group's AutoEuropa assembly plant located?
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[A]:
no