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: a human requires sleep to be healthy.
answer:
brainwaves during sleep.


question:
Fact: Translation reads the genetic code in mRNA and makes a protein.
answer:
Translation genetic code.


question:
Fact: a rainbow is formed by refraction of light by separating light into all different colors.
answer:

Refraction.