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.

[EX Q]: Fact: Blood type is important for medical reasons.
[EX A]: blood type a b o.

[EX Q]: Fact: Fertilization occurs when sperm swim to an egg inside an archegonium.
[EX A]: Fertilization fuse.

[EX Q]: Fact: Adolescence is the last stage of life before adulthood.
[EX A]:
Adolescence puberty.