[Q]: Sentence: London's urban area is the second most populous in the EU, after Paris, with 9,787,426 inhabitants according to the 2011 census. Question: How many different languages are spoken in London?
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[A]: no

[Q]: Sentence: The Classical era stringed instruments were the four instruments which form the string section of the orchestra: the violin, viola, cello and contrabass. Question: The violin, cello, contrabass and what other instrument form the string section of the orchestra?
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[A]: yes

[Q]: Sentence: During this time he contributed to the development of the Monte Carlo method, which allowed solutions to complicated problems to be approximated using random numbers. Question: What was the Monte Carlo method?
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[A]:
yes