[QUESTION] Test for natural language inference.
Premise: "People watching a guy in a black and green baseball cap skateboarding."
Hypothesis: "People watching a skateboarding show."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
People watching a guy skateboard does not mean he is in a show.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "The girl in the brown jacket is looking up."
Hypothesis: "A girl is looking at the sky."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Someone can be looking up at a variety of things other than just the sky.
The answer is it is not possible to tell.

QUESTION: Premise: "A man picking up stones at the beach."
Based on this premise, can we conclude that the hypothesis "A man picking stones at the beach." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Rephrasing that the man is picking up stones at the beach.
The answer is yes.

[QUESTION] Premise: "Children playing in front of a sign for the ""hartman prehistoric garden""."
Based on this premise, can we conclude that the hypothesis "The children are near the sign." is true?
Options:
- yes
- it is not possible to tell
- no
In front of a sign is a way of being near the sign.
The answer is yes.

Q: Premise: "A young couple posing on a couch."
Hypothesis: "A couple are on a couch."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Posing on a couch is the same as on a couch.
The answer is yes.

[QUESTION] Premise: "A young guy playing volleyball wearing a yellow shirt and navy blue shorts and being watched by an audience."
Hypothesis: "A guy hits an ace serve."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Playing volleyball does not necessarily imply that the player hit an ace serve.
The answer is it is not possible to tell.