[Q]: Sentence: The story of Tharapita's or Taara's flight from Vironia to Saaremaa has been associated with a major meteor disaster estimated to have happened in 660 85 BC that formed Kaali crater in Saaremaa. Question: What event formed a crater in Saaremaa?
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[A]: yes

[Q]: Sentence: It has been offering navigation services, mainly for customers in China and neighboring regions, since 2000. Question: What is another name for the BeiDou Satellite Navigation Experimental System?
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[A]: no

[Q]: Sentence: On 15 September the Luftwaffe made two large daylight attacks on London along the Thames Estuary, targeting the docks and rail communications in the city. Question: What two targets were the Luftwaffe trying to destroy?
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[A]:
yes