Question:
Premise: A boy next to the opening of a fountain.

Hypothesis: A boy standing next to a fountain.
Is the hypothesis true?

Answer:
yes

Question:
Premise: A girl in a cat costume looking at a book.

Hypothesis: The girl is wearing a dog costume.
Is the hypothesis true?

Answer:
no

Question:
Premise: A woman operating a camera in a opera theater.

Hypothesis: A man is operating a camera.
Is the hypothesis true?

Answer:
no