instruction:
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.
question:
Fact: an animal requires stamina to succeed at physical activities.
answer:
animal bear.


question:
Fact: sound can be used for communication by animals.
answer:
Sound is frequency.


question:
Fact: Plants are the major producers in terrestrial biomes.
answer:

grass plant.