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: Marine species live mainly in shallow coastal waters.

Output: Marine means.


Input: Consider Input: Fact: if weather is stormy then there is a greater chance of rain.

Output: hurricanes stormy.


Input: Consider Input: Fact: a fire requires oxygen to burn.


Output: a fire requires oxygen to burn.