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: the sun causes water to evaporate more quickly by adding heat.
Output: 


Output:
adding heat quickly evaporate sun.
evaporate cloud water cycle.
evaporate.
evaporation causes puddles to dry up.
evaporation process.
summer heat sun.
sun heat during the day.
sun star.
water evaporate clouds.
water evaporate vapor.
water to evaporate.