[QUESTION] Premise: "Two people holding hands running down a desert dune."
Hypothesis: "The young couple are having fun on the dune."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Two people doesn't imply that they are young couple. And all running in the desert dune are not for fun.
The answer is it is not possible to tell.

Q: If "A man in a gray shirt seasons meat on a grill." does that mean that "He is preparing marinated chicken."?
Options:
- yes
- it is not possible to tell
- no
A: Not all man seasons meat on a grill with marinated chicken.
The answer is it is not possible to tell.

QUESTION: Premise: "A skateboarder is perfecting his trick on a wall."
Hypothesis: "A boy is riding a bicycle."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A skateboarder cannot be perfecting a trick while also riding a bicycle at the same time.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A man splashes through a water obstacle during a track competition."
Hypothesis: "A man jumps over a large rock."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A man either splashes through a water obstacle or jumps over a large rock.
The answer is no.

Q: Given the sentence "A man in a hat is posing for a photo with a white donkey pulling a wagon." is it true that "A man in a hat is riding a donkey to mexico."?
A: The man is either posing for a photo or riding a donkey.
The answer is no.

[QUESTION] Given the sentence "A chef is cooking in front of customers in a restaurant." can we conclude that "A chef is cooking alone in a back room."?
Options:
- yes
- it is not possible to tell
- no
One cannot cook in front of customers if one is alone.
The answer is no.