[Q]: Sentence: It was the first air victory for the airborne radar. Question: What day was the first victory the RAF had with airborne radar?
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[A]: no

[Q]: Sentence: He was forced by illness to decline a written invitation from Alkan to participate in a repeat performance of the Beethoven Seventh Symphony arrangement at Erard's on 1 March 1843. Question: Who visited Chopin in 1844 and wrote about his inability to move?
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[A]: no

[Q]: Sentence: Representing the wealthier families of Poland and itinerant knights from abroad seeking their fortunes, this other class of rycerstwo, which became the szlachta/nobility ("szlachta" becomes the proper term for Polish nobility beginning about the 15th century), gradually formed apart from Mieszko Question: What people did the rycerstwo class represent?
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[A]:
yes