Premise: A man in jeans loading rocks into a wheelbarrow.

Hypothesis: A man is planting some tulips in his garden.
no

Premise: A group of five police officers on motorcycles are riding on a city street.

Hypothesis: A group of five police officers on Honda motorcycles are riding on a city street.
it is not possible to tell

Premise: A girl dances like a man in costume

Hypothesis: A girl pretends to be a old man.
it is not possible to tell

Premise: Two men, one playing a purple guitar and the other playing an accordion, sitting on stone steps.

Hypothesis: The men are playing instruments.
yes