[Q] Given the sentence "A child is playing with a guitar." is it true that "A child is learning how to play guitar for the first time."?
[A] They are children that have been playing the guitar for years and not just their first time.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "As a man walks down the street a pigeon swoops behind him."
Hypothesis: "The man is aware of the pigeon."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A man may or may not be aware of a pigeon swooping behind him.
The answer is it is not possible to tell.

[Q] If "A woman and a man are in the middle of a dance performance surrounded by lights." does that mean that "A man and woman lie in bed together."?
Options:
- yes
- it is not possible to tell
- no
[A] A man and a women cannot be in bed together while in the middle of a dance performance.
The answer is no.