QUESTION: Test for natural language inference.
Premise: "Man on stage playing his guitar."
Hypothesis: "The man is accompanied by the rest of his band."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Not all guitarist that plays on stage is accompanied by the rest of his band.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A guy is staring at a blond lady in a blue jacket."
Hypothesis: "The man looks at his friend."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Staring at someone does not imply that the someone is a friend.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "An oriental man standing behind a crowd."
Hypothesis: "The man is waiting for his gyro."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A man behind a crowd is not assumed to be waiting for his gyro.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A woman is petting a man's elephant." that "The scene is in a kitchen."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The action of someone petting a man's elephant cannot be carried out in a kitchen.
The answer is no.

[QUESTION] Premise: "A group of kids playing in a water fountain area in their swimwear."
Hypothesis: "A group of kids is near a water fountain."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
The group of kids is playing near a water fountain which is definitely located in a water fountain area.
The answer is yes.

Q: Given the sentence "A man with a dark green apron standing with his hands on his waist with a grill in the background." is it true that "The man in the dark green apron stands with his hands on  his head."?
A:
His hands can't be on his head if they are on his waist.
The answer is no.