Premise: A guy is doing a skateboard trick in front of a crowd.

Hypothesis: A man does skateboarding tricks while people watch.
yes

Premise: A man in a batman costume is running a race.

Hypothesis: A man in a spiderman costume, sleeping in bed
no

Premise: A black and brown dog is running out of the surf.

Hypothesis: A dog is swimming excitedly.
it is not possible to tell

Premise: The man takes a leap into the water with his shoes on.

Hypothesis: The man is wearing socks.
it is not possible to tell