QUESTION: Can we conclude from "A man uses a hose to clean a plaza." that "A groundskeeper is working."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man using a hose to clean a plaza does not mean the man is a groundskeeper not that he is working.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "An older man concentrates on welding something with a hammer." is it true that "The man is dreaming about welding."?
The man either concentrates on welding or is dreaming about welding.
The answer is no.

Q: Given the sentence "Chinese traditional vehicle with their specials." can we conclude that "Chinese carts pulled by people."?
Options:
- yes
- it is not possible to tell
- no
A: Not all Chinese traditional vehicles are carts. Not all carts are pulled by people.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A person with cooking utilities poses menacingly in a dark environment."
Hypothesis: "The person is holding a steak knife."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A person with cooking utilities who poses menacingly is not necessarily holding a steak knife.
The answer is it is not possible to tell.

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

Q: Premise: "A man checks out the beautiful necklace a woman is wearing."
Hypothesis: "The man is looking at the lady."
Do we know that the hypothesis entailed by the premise?
A:
Checks out woman is being rephrased as looking at the lady.
The answer is yes.