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.

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

[Q]: Sentence: Animals need plants for food and energy. Question: Animals need plants for food and?
[A]: energy

[Q]: Sentence: Neurogenesis was first discovered in songbirds that produce new neurons while learning songs. Question: What was first discovered in songbirds that produce new neurons while learning songs?
[A]:
neurogenesis