Question:
Premise: A surfer rides a big wave across dark green water.

Hypothesis: A surfer rides a wave.
Is the hypothesis true?

Answer:
yes

Question:
Premise: One lonely individual with a yellow backpack and khaki-colored ski pants is crosscountry skiing, high up in the mountains overlooking a large lake.

Hypothesis: The mountains are treacherous.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: A boy is wearing a wetsuit on a crowded beach.

Hypothesis: A boy is building a sand castle.
Is the hypothesis true?

Answer:
it is not possible to tell