QUESTION: Given the sentence "Man airborne on wakeboard with elevation in the background and blue water." is it true that "A man is on a surfboard."?

Let's solve it slowly: One can not be on a wakeboard and a surfboard at the same time.
The answer is no.

[QUESTION] Premise: "A woman in a pharmacy looks through a stack of papers."
Hypothesis: "A woman builds a shed."
Do we know that the hypothesis entailed by the premise?
Building a shed and looking through papers are two different things.
The answer is no.

Q: Can we conclude from "An older gentlemen getting his beard trimmed by a younger barber." that "A young barber trims a customer's beard."?
Options:
- yes
- no
- it is not possible to tell
A: Trimmed a beard does not imply the person is a customer.
The answer is it is not possible to tell.

QUESTION: Premise: "A street vendor pushes ice cream past the open entrance of a wholesale store."
Hypothesis: "A street vendor pushes chocolate ice cream past the open entrance."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Ice cream can be of any type not only always chocolate.
The answer is it is not possible to tell.

[QUESTION] Premise: "Four dark-haired men are sitting around a basket of fish while other men stand around them."
Based on this premise, can we conclude that the hypothesis "Four men sit around a basket of fish." is true?
Options:
- yes
- it is not possible to tell
- no
Men who are sitting is the same thing as men who sit.
The answer is yes.

Q: Premise: "A man holding plastic toys looks away while a man wearing a white hat smiles at the camera."
Hypothesis: "The two men are father and son."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
A man holding plastic toys while a man smiles doesn't necessarily mean the men are father and son.
The answer is it is not possible to tell.