Question:
Premise: A group of people, some sitting and some standing, seem to be enjoying a sort of party, as there are streamers and balloons around them.

Hypothesis: A group of people are at a party and are sad.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: Young men and women practice juggling while an adult man in a blue shirt walks through them with his hands in his pockets.

Hypothesis: The man and woman are performing.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: A person in blue pants bends over toward the carpet in a public dining area, as another woman in a white shirt looks over her shoulder toward the action.

Hypothesis: People are eating dinner.
Is the hypothesis true?

Answer:
it is not possible to tell