[Q]: What is the question to: "It usually occurs following a viral infection but may appear following vaccination , bacterial or parasitic infection, or even appear spontaneously."? The topic is Acute disseminated encephalomyelitis.
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[A]: "what is adem disease?"

[Q]: What is the question to: "Anti-inflammatory refers to the property of a substance or treatment that reduces inflammation ."? The topic is Anti-inflammatory.
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[A]: "what are anti inflammatories?"

[Q]: What is the question to: "He was shot by Mark David Chapman at the entrance of the building where he lived, The Dakota , in New York City on 8 December 1980."? The topic is Death of John Lennon.
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[A]: "who shot john lennon??"

[Q]: What is the question to: "Labor Day is an American federal holiday observed on the first Monday in September, that celebrates the economic and social contributions of workers."? The topic is Labor day.
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[A]:
"what holiday is first weekend of september?"