[Q]: Sentence: The city has a Mayor and is one of the 16 cities and towns in England and Wales to have a ceremonial sheriff who acts as a deputy for the Mayor. Question: Who's the current Mayor of Southampton?
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[A]: no

[Q]: Sentence: As a teenager, he was greatly troubled by the Metaphysics of Aristotle, which he could not understand until he read al-Farabi's commentary on the work. Question: What helped Avicenna understand the Metaphysics of Aristotle?
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[A]: yes

[Q]: Sentence: According to the Statistical Institute of Catalonia in 2008 the Catalan language is the second most commonly used in Catalonia, after Spanish, as a native or self-defining language. Question: What is the most used language in Catalonia?
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[A]:
yes