In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

Q: Question: Certain countries make it illegal to bring in certain species of animals that breed very fast because that will lead to? Answer: overpopulation.

A: if the population of an organism increases then the ecosystem may become overpopulated with that organism
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Q: Question: Who would likely need a compass? Answer: a seaman.

A: natural magnetism is used for pointing north by a compass
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Q: Question: If a ruler is going to measure something, it will most likely be used to measure a? Answer: curtain.

A:
a ruler is used for measuring the length of an object
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