[QUESTION] Can we conclude from "A man in a coat and coveralls is tying a rope that has been thrown over the side of a boat." that "A woman in an evening gown enters a concert hall."?
Options:
- yes
- no
- it is not possible to tell
A man in a coat and coveralls is not a woman in an evening gown.
The answer is no.

Q: Test for natural language inference.
Premise: "A skateboarder skateboarding."
Hypothesis: "A bmx biker is competing on a half pipe."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A skateboarder that is skateboarding cannot be a biker that is competing.
The answer is no.

QUESTION: Premise: "A snowboarder in a white coat and yellow-green pants grabs some serious air."
Hypothesis: "A snowboarder in a black coat is performing tricks."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The snowboarder either has a white coat or a black coat.
The answer is no.

[QUESTION] Premise: "A baseball player having a catch on the field."
Hypothesis: "Player catches baseball."
Do we know that the hypothesis entailed by the premise?
The player catching the baseball must have been on a field.
The answer is yes.

Q: If "A large graffitied skateboarding ramp with a couple people in the background." does that mean that "There are people watching something."?
Options:
- yes
- it is not possible to tell
- no
A: People being the background suggest they are doing or watching something.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A man with short brown hair wearing a black jacket and pants on stage singing and pointing into the audience."
Hypothesis: "The man is naked."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A man cannot be naked when he is wearing a black jacket and pants.
The answer is no.