[Q]: Sentence: A staple for consumers in the city is the omnipresent "mercado". Question: What is the centerpiece of Mexico City's markets
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[A]: yes

[Q]: Sentence: " The last execution of a "heretic" in England occurred under James VI and I in 1612. Question: In what year was the last known person sentenced to death in England for heresy?
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[A]: yes

[Q]: Sentence: The metropolitan area is home to an estimated 1.1 million (21.4 percent) Question: How many of the people who live in Houston were foreign born?
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[A]:
yes