Question:
Premise: Several teenagers wearing red t-shirts and green t-shirts pose for a picture.

Hypothesis: Several teenagers belong to the same organization.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: An older gentleman and two young boys waiting outside an alleyway.

Hypothesis: they are meeting Aliens on board the ship
Is the hypothesis true?

Answer:
no

Question:
Premise: A blond man with big blue eyes is smiling

Hypothesis: There is a black haired man frowning.
Is the hypothesis true?

Answer:
no