Premise: A dog with a muzzle in the grass and sunlight.

Hypothesis: Dog with muzzle playing outside.
it is not possible to tell

Premise: A group of bicyclers that are going down the road.

Hypothesis: A bunch of racers pass by.
it is not possible to tell

Premise: A man wearing sunglasses holds a sign at a demonstration.

Hypothesis: A man is protesting.
yes

Premise: A swimmer, in a Olympic sized pool, is dragging a foam circle and four floating red balls.

Hypothesis: A swimmer, in a Olympic sized pool, is joyously dragging a foam circle
it is not possible to tell