[QUESTION] Given the sentence "A white man is splitting wood indoors." is it true that "A man splits wood outdoors."?
You cannot be both indoors and outdoors at the same time.
The answer is no.

Q: Premise: "A young boy jumps on the brown couch in his gray and blue spiderman outfit."
Hypothesis: "A boy wears a spiderman outfit."
Do we know that the hypothesis entailed by the premise?
A: The boy is in his gray and blue Spiderman outfit so the boy wears a spiderman outfit.
The answer is yes.

QUESTION: If "A black man and his dog on the beach." does that mean that "The man is playing fetch with his dog."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: While the man and the dog are on the beach they might not be playing fetch.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "An audience awaits a performance at an outdoor stage." that "Fans are leaving the outside stage area."?
Options:
- yes
- no
- it is not possible to tell
An audience is not always comprised of fans. Awaits and leaving are opposites.
The answer is no.

Q: If "People riding segways down a street." does that mean that "Two cops chase a criminal on segways."?
Options:
- yes
- it is not possible to tell
- no
A: Not all people are cops that chase a criminal on Segways.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A short-haired man adjusting his tie with the help of the mirror in his hotel room."
Hypothesis: "The man in his hotel room is trying to decide what he's going to buy for dinner."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A man who is trying to decide what he wants for dinner would probably be reading a menu. Adjusting his tie probably takes some concentration.
The answer is no.