[Q] Given the sentence "A cello player is playing during a concert." can we conclude that "A person is playing a classic song in a concert."?
Options:
- yes
- it is not possible to tell
- no
[A] Playing a classical song is not implied by playing during a concert.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "A firefighter is taking off his mask."
Hypothesis: "A firefighter just left a burning building."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A firefighter taking off his mask has not necessarily just left a burning building. He may have been trying on the mask or wearing it for a training exercise.
The answer is it is not possible to tell.

[Q] Premise: "A soldier dressed in combat gear scales a wall to join his fellow comrades on the other side."
Hypothesis: "The soldiers are at basic training."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] A soldier dressed in combat gear scales a wall to join his fellow comrades on the other side is not necessary to be at basic training.
The answer is it is not possible to tell.