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: Earthworm burrows help aerate soil, which is also good for plants.
Output: 


Output:
a burrow is.
aerate means getting air.
daisies plants.
earthworm aerate.
earthworm annelid.
earthworm burrows.
earthworm soil.
earthworms soil dirt.
earthworms soil.
good for plants grow.
soil aerate.
soil is dirt.