Answer the following question, with explanation first.
Given the sentence "A man in a black shirt crouches next to a dirty unfinished concrete edge while several shovels and other tools lean against a tree nearby." is it true that "A construction worker is crouching to take a break."?

it is not possible to tell
A man crouching next to an unfinished concrete edge may not be a construction worker.

A man can crouch for many reasons and not just to take a break.

.

So, the answer is it is not possible to tell