Premise: A tennis player delivering his serve.

Hypothesis: A tennis player is serving.
yes

Premise: A group of travelers are waiting on their train.

Hypothesis: People are waiting for a train.
yes

Premise: A brown and white dog is running through the snow.

Hypothesis: A dog is running through the grass on a sunny summer day.
no

Premise: A big dog chases a little dog on the grass.

Hypothesis: The dogs are sleeping.
no