instruction:
In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
question:
Sentence: Is sleep an active or inactive state in the brain? Question: Is sleep an active or inactive state in the brain?
answer:
active


question:
Sentence: The innate immune system serves as a first responder to pathogenic threats that bypass natural physical and chemical barriers of the body. Question: What serves as a first responder to pathogenic threats that bypass natural physical and chemical barriers of the body?
answer:
innate immune system


question:
Sentence: Limestone is insoluble in water, so acid can dissolve it. Question: Limestone is insoluble in water, so what can dissolve it?
answer:

acid