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: erosion can cause a landslide.

A: erosion water flow.
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Q: Fact: planting trees has a positive impact on an ecosystem.

A: an ecosystem.
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Q: Fact: wind is used for producing electricity.

A:
electricity can power.
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