Question:
Premise: A boy surrounded by pigeons

Hypothesis: A boy is surrounded by animals
Is the hypothesis true?

Answer:
yes

Question:
Premise: Someone on a bike in front of a large historic building.

Hypothesis: The person is waiting to go into the museum.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: An African man is working with a wooden machine.

Hypothesis: An African man is working outside.
Is the hypothesis true?

Answer:
it is not possible to tell