[Q] Test for natural language inference.
Premise: "A band consisting of three men and a woman perform in an alley with a van in the background."
Hypothesis: "A band is having an impromptu practice in front of their tour van before a concert."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Not all bands are having an impromptu practice in front of their van.
The answer is it is not possible to tell.

[Q] Premise: "Two boys are swimming underwater in a pool."
Hypothesis: "The two boys are terrified of water and won't go near it."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] The boys would not swim if they were terrified of water.
The answer is no.

[Q] Can we conclude from "Man in red shirt drying silver suv." that "Businessman is drying the company car after a rainstorm."?
Options:
- yes
- no
- it is not possible to tell
[A] Businessman does not describe all men. Not every SUV is a company car. An SUV can get wet for a reason other than a rainstorm.
The answer is it is not possible to tell.