Premise & hypothesis.
A man wearing an orange jumpsuit is working underneath a railroad car.

A man is working underneath a railroad car.
++++++++++
true or not.
yes

Premise & hypothesis.
A group of men in the water.

there is a group of young peple trying to learn swiming
++++++++++
true or not.
yes

Premise & hypothesis.
Two men on a yellow and green mat are competing in a sporting event where they have to fight and people are watching.

The two men are singing a song together.
++++++++++
true or not.
no