Question:
Premise: A man in a helmet is standing.

Hypothesis: The man is sitting.
Is the hypothesis true?

Answer:
no

Question:
Premise: A girl wearing a bikini top and black pants is playing in water.

Hypothesis: There is someone wearing a bikini top and black pants playing in the water.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: A group of people is waiting to cross the street and the two girls in front have shorts on.

Hypothesis: It is summer.
Is the hypothesis true?

Answer:
it is not possible to tell