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: when a cooler object touches a warmer object , thermal conduction occurs.

Output: conduction heat.


Input: Consider Input: Fact: recycling reduces the resources needed to make something.

Output: make something.


Input: Consider Input: Fact: a wildfire changes an ecosystem drastically.


Output: cigarettes can cause wildfires.