Premise: Two baseball players warming up.

Hypothesis: Baseball players begin warming up their car.
it is not possible to tell

Premise: Boys on a motor-scooter riding down a busy urban street.

Hypothesis: The girls are walking.
no

Premise: A group of people eating on a picnic table at a park.

Hypothesis: Just a dog.
no

Premise: A woman with a white shirt holding a children book.

Hypothesis: A woman with another woman walking besides her.
no