Question:
Premise: There are two men on a stage with guitars greeting each other.

Hypothesis: The men are greeting one another.
Is the hypothesis true?

Answer:
yes

Question:
Premise: A man in a blue surgical outfit is standing behind a bunch of medical machines.

Hypothesis: The man is wearing a football uniform.
Is the hypothesis true?

Answer:
no

Question:
Premise: A man and a woman wearing helmets and sunglasses are sitting outside in a park.

Hypothesis: A man and woman sitting in the park.
Is the hypothesis true?

Answer:
it is not possible to tell