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.

Input: Consider Input: Fact: condensation causes clouds to form.

Output: clouds cause rain.


Input: Consider Input: Fact: using cell phones can cause people to become distracted.

Output: cell phone communicate.


Input: Consider Input: Fact: fluoride decreases tooth decay.


Output: fluoride drinking water.