Premise & hypothesis.
A boy in a green baseball jersey with yellow lettering, lunges forward, his baseball mitt open and ready to receive the approaching baseball.

A boy is trying to win a baseball game.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A black man in a dress shirt is looking through a microscope, while a poster about blood cells is on the wall in the background.

a football player is catching a pass
++++++++++
true or not.
no

Premise & hypothesis.
A boat selling along side an ocean front sidewalk.

A boat sailing in the ocean.
++++++++++
true or not.
yes