Question:
Premise: A man standing on a surfboard heads away from shore while going over a wave near a small boat.

Hypothesis: A skilled surfboarder rides a wave
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: People walk on a small bridge over a lake.

Hypothesis: Some people are walking on the bridge that leads to the boats.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: A man with a shopping bag on a public street scratching his head.

Hypothesis: A man with a shopping bag
Is the hypothesis true?

Answer:
yes