Q: Given the sentence "Aa man performs a ceremony." is it true that "A preacher is performing a wedding."?
A: Not all men are a preacher. Not all ceremonies are a wedding.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A person in a red coat looking out at a snowy landscape." can we conclude that "A person in a black coat looks out a window at a barren landscape."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A person is either in a red coat or she is in a black coat. A person is either looking out at a snowy landscape or a person looks out at a barren landscape.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A chinese girl playing a guitar standing in front of a cough."
Hypothesis: "The girl was in the living room."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A chinese girl playing a guitar standing in front of a cough does not imply that she was in the living room.
The answer is it is not possible to tell.

Q: Given the sentence "A white woman sits and reads while surrounded by six young black children." can we conclude that "No one in the room was white."?
Options:
- yes
- it is not possible to tell
- no
A: There cannot be a white woman in the room yet also no one white in the room.
The answer is no.

QUESTION: If "A black and white dog jumps in the snow." does that mean that "The canines are jumping into the pool."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A pool and snow would not be used at the same time.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A speed skater on the ice rink."
Hypothesis: "A skater competes in an a speed skating competition."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
Just because a speed skater on the ice rink it does not mean they competes in a skating competition.
The answer is it is not possible to tell.