[QUESTION] Given the sentence "A brown dog biting a gray dogs ear." is it true that "A dog bites another dog's ear."?
A brown dog is a dog biting ear of another dog (gray).
The answer is yes.

[QUESTION] If "A little girl makes a face while drinking through a straw." does that mean that "She is talking to her mother."?
Options:
- yes
- it is not possible to tell
- no
Either a girl is making a face while drinking or she is talking to her mother.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A group of people stand around a man sitting at a sewing machine outside."
Hypothesis: "Tailor exhibiting his work."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all man sitting at a sewing machine is a tailor.
The answer is it is not possible to tell.

[QUESTION] Premise: "A woman in a black leather mini-dress and boots is shopping from a street vendor."
Hypothesis: "The woman is going to make a purchase."
Do we know that the hypothesis entailed by the premise?
Shopping from a street vendor does not imply that she will be going to make a purchase.
The answer is it is not possible to tell.