Premise: Man in blue shirt with the number 78 on the back walking down that street.

Hypothesis: A person wearing a numbered shirt walks.
yes

Premise: sunglasses sitting on a table with a family on a pier in the background.

Hypothesis: The glasses are with a family
it is not possible to tell

Premise: A fluffy white and brown puppy is playing with a white, curly-haired puppy.

Hypothesis: The puppies are playing together.
yes

Premise: Woman playing piano in the outdoors

Hypothesis: The woman is classically trained.
it is not possible to tell