Premise: A man on a green and black motorbike has a crowd cheering in the background.

Hypothesis: A man rides a motorbike.
yes

Premise: A man sitting on a bench with a guitar and a dog on his lap.

Hypothesis: A man with his guitar and a dog.
yes

Premise: A person is performing a diving stunt off a tall building.

Hypothesis: A person is performing for the crowd.
it is not possible to tell

Premise: A man with long hair and a green striped shirt talks to a woman who is listening intently.

Hypothesis: Two people are engaged in a conversation.
yes