Definition: 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.

Positive Example 1 -
Input: Fact: pesticides cause pollution.
Output: pollution harms.

Positive Example 2 -
Input: Fact: pesticides cause pollution.
Output: modern farming pesticide.

Negative Example 1 -
Input: Fact: pesticides cause pollution.
Output: computer harms.

Negative Example 2 -
Input: Fact: pesticides cause pollution.
Output: toopaste helps.

Now complete the following example -
Input: Fact: Mammals conserve body heat with their hair or fur.
Output: 


Output:
conserve body heat keep warm.
hair fur follicle thick.
hair is made of keratin.
hair or fur covering.
heat energy.
heat is energy.
mammal bat.
mammal dog.
mammal goat.
mammals monkey.
polar bears fur mammals.
rabbits mammal.
squirrels mammals.