In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

[Q]: Fact: a beak is used for catching prey by some birds. Question: What requires nutrients to grow and gets nutrients with use of beak apparatus?
[A]: birds


[Q]: Fact: cycles of day and night occur once per day. Question: cycles of day and night occur once per?
[A]: 86400 seconds


[Q]: Fact: sand dunes are made of sand. Question: The mounds at the beach are made of?
[A]:
silica