Question:
Premise: A group of children playing in a park while climbing a tree as mom is watching.

Hypothesis: The mother is watching her children.
Is the hypothesis true?

Answer:
yes

Question:
Premise: a dark-skinned male working with a metal disc on top of concrete.

Hypothesis: The black guy is working on the sidewalk.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: Young man sitting at a fountain on the phone.

Hypothesis: The girls throw the phone in the fountain.
Is the hypothesis true?

Answer:
no