Premise: A girl is jumping in the air while holding an orange and white guitar.

Hypothesis: A girl is jumping while holding an orange and white guitar made from foam.
it is not possible to tell

Premise: A boy is running towards a seagull on a beach.

Hypothesis: A boy is having fun at the beach.
it is not possible to tell

Premise: A woman wearing a red shirt is making a pouting face while she holds on to a young boy who is frowning.

Hypothesis: two boys make faces at one another
no

Premise: A man racing on a motorbike

Hypothesis: A woman racing a bicycle.
no