In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

Q: Fact: Flowers attract animal pollinators.

A: animal pollinator.
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Q: Fact: gravity pulls objects towards planets.

A: gravity objects planets.
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Q: Fact: Fish have a centralized nervous system with a brain.

A:
brain allows thinking.
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