Question:
Premise: Many cameras are set up against a barricade.

Hypothesis: The cameras are monitoring people.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: A large group of children with backpacks and four adult women are standing on a path and some are standing by the directory sign.

Hypothesis: A group of children are standing next to a sign.
Is the hypothesis true?

Answer:
yes

Question:
Premise: A man wearing sunglasses is sitting on a concrete ledge.

Hypothesis: a man sits
Is the hypothesis true?

Answer:
yes