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.

[EX Q]: Sentence: Turbulent atmosphere does neptune's appearance change. Question: Why does neptune's appearance change?
[EX A]: turbulent atmosphere

[EX Q]: Sentence: The unpaired ethmoid bone is located at the midline within the central skull. Question: The unpaired ethmoid bone is located where within the central skull?
[EX A]: at the midline

[EX Q]: Sentence: Carbon dioxide molecules consist of a central carbon atom bonded to two oxygen atoms. Question: Carbon dioxide molecules consist of a central carbon atom bonded to how many oxygen atoms?
[EX A]:
two