Premise: Two black dogs are jumping and playing with a yellow tennis ball in the snow.

Hypothesis: The dogs love each other
it is not possible to tell

Premise: A young man in a brown shirt and cap has a blue and red cooler ready to go.

Hypothesis: A young man is playing a flute.
no

Premise: Two people standing in a curved interior, multi-level building.

Hypothesis: The people are sitting at a desk.
no

Premise: The person in the striped shirt is mountain climbing.

Hypothesis: There is a person climbing.
yes