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.

Fact: Butter is a fat that is a solid at room temperature.
butter fat refrigerate.

Fact: an animal requires energy to move.
animal energy from.

Fact: an animal requires stamina to succeed at physical activities.

animal bear.