[Q]: Sentence: The easy listening format, as it was first known, was born of a desire by some radio stations in the late 1950s and early 1960s to continue playing current hit songs but distinguish themselves from being branded as "rock and roll" stations. Question: Generally speaking, what percentage of music on easy listening stations was instrumental?
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[A]: no

[Q]: Sentence: John was born to Henry II of England and Eleanor of Aquitaine on 24 December 1166. Question: When was John born?
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[A]: yes

[Q]: Sentence: The main characteristics of Armenian cuisine are a reliance on the quality of the ingredients rather than heavily spicing food, the use of herbs, the use of wheat in a variety of forms, of legumes, nuts, and fruit (as a main ingredient as well as to sour food), and the stuffing of a wide variety of leaves. Question: What does Armenian cuisine place an emphasis on?
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[A]:
yes