Q: Given the sentence "A boy rides his bike on a half-pipe." is it true that "The bike belongs to his friend."?
A: A boy riding a half-pipe does not imply that it belongs to his friend.
The answer is it is not possible to tell.

QUESTION: Premise: "Little girl with pigtails sliding down a green slide."
Hypothesis: "The girl is having a lot of fun."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The girl might not think sliding down a slide is a lot of fun.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "The black dog jumped the tree stump."
Hypothesis: "A dog lays in front of the door."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A dog cannot jump over a tree stump and lay down.
The answer is no.

Q: Can we conclude from "A man jumps from a concrete slab to the surface below as someone on the lower level ignores him." that "There is a guy doing skateboard tricks."?
Options:
- yes
- no
- it is not possible to tell
A: A guy that is jumping from a concrete slab is more than likely not doing skateboard tricks.
The answer is no.

QUESTION: Can we conclude from "A man is standing in the water with a kayak." that "A man is standing with a kayak while wearing a toga."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: You typically wear a bathing suit in the water not a toga.
The answer is no.

QUESTION: Given the sentence "A group of people with their arms raised." can we conclude that "While standing among trees next to a rustic building."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The people are doing a line dance at a crowded dance club.
The answer is no.