Premise: A street musician in Europe.

Hypothesis: A person is performing for spare change.
it is not possible to tell

Premise: Two men are on the shore handling a fishing net.

Hypothesis: Two men are catching fish.
it is not possible to tell

Premise: A child wearing a helmet riding a mountain bike very fast through a forest.

Hypothesis: A child wears a helmet
yes

Premise: In this photo, a ban is singing in front of a crowd.

Hypothesis: There was nobody in the picture.
no