QUESTION: Premise: "Two people work on a brick chimney on a roof."
Hypothesis: "Two people are working on the roof of a celebrity's mansion."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A brick chimney does not imply that the workers are on a celebrity's mansion.
The answer is it is not possible to tell.


QUESTION: Test for natural language inference.
Premise: "A boy in a green shirt and black vest holds elephant tusks to his face."
Hypothesis: "A boy pretending to be an elephant in a play."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A boy can hold tusks to his face without pretending to be an elephant or being in a play.
The answer is it is not possible to tell.


QUESTION: Given the sentence "A dog is running through the snow away from the wire fence." is it true that "A dog sits on a rug."?

Let's solve it slowly:
A dog can't be running outdoor and sitting on a rug at the same time.
The answer is no.