Premise: A dog runs on brown grass.

Hypothesis: The dog is taking a nap.
no

Premise: Two boys play a carnival shooting game, trying to win stuffed animals.

Hypothesis: Two boys shooting water guns at targets, trying to win stuffed animals.
it is not possible to tell

Premise: A young boy is playing outside with his bicycle.

Hypothesis: A boy is riding a skateboard
no

Premise: A little boy in a toy fireman's helmet playing outside with a saw.

Hypothesis: A boy playing outside with a helmet on.
yes