[QUESTION] Given the sentence "A man in a black sweatshirt is using a leaf blower." is it true that "A man is cleaning is lawn using a leaf blower with his son."?
A man using a leaf blower is not necessarily with his son.
The answer is it is not possible to tell.

Q: Can we conclude from "Woman sits next to luggage checking her text messages." that "The woman is sitting on a bed of nails."?
Options:
- yes
- no
- it is not possible to tell
A: People do not check their text messages while sitting on a bed of nails.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "Guitarist strums while on stage under a spotlight."
Hypothesis: "A violinist is on stage."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A violinist and guitarist are not the same type of musician.
The answer is no.

[QUESTION] Can we conclude from "Male musician playing an accordion wearing a leather jacket and hat on a boardwalk or pier." that "A man is playing an instrument."?
Options:
- yes
- no
- it is not possible to tell
A male is a man and an accordion is an instrument.
The answer is yes.

Q: If "A woman in a brown jacket reads from a book while riding on public transit." does that mean that "A woman reads on her way to work."?
Options:
- yes
- it is not possible to tell
- no
A: A woman in a brown jacket reads from a book while riding on public transit does not imply that she reads on her way to work.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A man wearing an apron is cooking food in a kitchen."
Hypothesis: "The man is filling his car with gas."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
He cannot be filling his car with gas and cooking in his kitchen at the same time.
The answer is no.