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: Do waves move faster close particles are close to each other or far away. Question: Do waves move faster when particles are close to each other or far away?
[EX A]: close

[EX Q]: Sentence: Of course, a net external force is needed to cause any acceleration, just as newton proposed in his second law of motion. Question: Of course, a net external force is needed to cause any acceleration, just as newton proposed in his second law of what?
[EX A]: motion

[EX Q]: Sentence: Certain anaerobic parabasalid species exist in the digestive tracts of termites and wood-eating cockroaches, where they contribute an essential step in the digestion of cellulose. Question: Certain anaerobic parabasalid species exist in the digestive tracts of termites and wood-eating cockroaches, where they contribute an essential step in the digestion of this?
[EX A]:
cellulose