QUESTION: Premise: "Two people riding an elephant through a river."
Hypothesis: "People riding a donkey."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Two people are riding an elephant through a river or riding a donkey.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "An old man with arms outstretched sits against a wooden wall between a woman and another man."
Hypothesis: "The three people are friends."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Just because an old man with arms outstretched sits against a wooden wall between a woman and another man does not indicate that they are friends.
The answer is it is not possible to tell.

Q: Given the sentence "A large dog wades through shallow water." can we conclude that "The pets are playing in water."?
Options:
- yes
- it is not possible to tell
- no
A: Wades through shallow water does not necessarily mean playing in water.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A boy in red jumping into a sandbox."
Hypothesis: "The boy is not scared of the sand."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A boy jumping into a sandbox means that the boy is not scared of the sand.
The answer is yes.

[QUESTION] Given the sentence "A martial arts class." is it true that "Most of the class members are watching two spar."?
A karate class is conducting a challenge to win a black belt certification.
The answer is it is not possible to tell.

Q: Can we conclude from "Two men walking the beach with guitar in hand." that "The are two men with guitars at the beach."?
Options:
- yes
- no
- it is not possible to tell
A:
Two men with guitar in hand are two men with guitars.
The answer is yes.