[QUESTION] Can we conclude from "A small boy wearing a diaper stands near the door and is covered in marker." that "A boy covered in marker stand by a door."?
Options:
- yes
- no
- it is not possible to tell
Small boy is a type of a boy and standing near a door is same as stand by a door.
The answer is yes.

Q: Given the sentence "A group of women chain together to block the opposing roller derby team." can we conclude that "A group of people are playing a sport."?
Options:
- yes
- it is not possible to tell
- no
A: A group of women can be described as a group of people. Roller derby is a sport.
The answer is yes.

QUESTION: Premise: "A bald doctor is making a phone call."
Hypothesis: "A patient is waiting for the doctor."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Sentence 2 tells us that there is a patient waiting for the doctor which sentence 1 does not tell us.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A brown and tan dog walks through the green grass." can we conclude that "Two dogs walk through a park."?
Options:
- yes
- it is not possible to tell
- no
A brown and tan dog doesn't always mean two dogs and green grass isn't always in a park.
The answer is it is not possible to tell.

Q: Given the sentence "A dog running through snow." can we conclude that "A puppy in the snow running to his owner."?
Options:
- yes
- it is not possible to tell
- no
A: Even though a dog may be running in the snow it doesn't mean he is running to his owner.
The answer is it is not possible to tell.

[QUESTION] 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 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.