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 the heat of reaction for an endothermic reaction is positive. Question: Is the heat of reaction positive or negative for an endothermic reaction?
answer:
positive

question:
Sentence: Biotic and abiotic type of components of the biosphere do chemical elements and water pass through during ecosystem recycle. Question: What type of components of the biosphere do chemical elements and water pass through during ecosystem recycle?
answer:
biotic and abiotic

question:
Sentence: There are two types of surface waves. Question: How many types of surface waves are there?
answer:
two