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: The chains in cellulose stack in parallel rows held together by hydrogen bonds between hydroxl groups groups. Question: The chains in cellulose stack in parallel rows held together by hydrogen bonds between which groups?
answer:
hydroxl groups


question:
Sentence: In some ways, a collection of gas molecules represents the simplest form of matter. Question: In some ways, a collection of gas molecules represents the simplest form of what?
answer:
matter


question:
Sentence: Condensation must occur for clouds to form. Question: Which process must occur for clouds to form?
answer:

condensation