Premise: A woman is guiding a brown dog around an obstacle course

Hypothesis: A dog is going through an obstacle course.
yes

Premise: A man wearing camouflage holds a net on a very long handle into the air.

Hypothesis: The man in camouflage is holding a net.
yes

Premise: Children are playing in a swimming pool while two adult men watch them.

Hypothesis: Kids are learning to swim.
it is not possible to tell

Premise: A runner is being chased by a man in a penguin costume.

Hypothesis: Someone is chasing the runner.
yes