[QUESTION] Given the sentence "A guy kneeling down in front of a desk." is it true that "A man bending down in front of a piece of furniture."?
A man has to bend and kneel to get down in front of the desk.
The answer is yes.

Q: Premise: "A black and white dog runs beside a brown dog in a green field."
Based on this premise, can we conclude that the hypothesis "Two dogs are running while changing into werewolves." is true?
Options:
- yes
- it is not possible to tell
- no
A: Running in a green field is not the same as running while changing into werewolves.
The answer is no.

QUESTION: Can we conclude from "Many school age children riding a subway all wearing red and yellow hats." that "A few children wearing red and yellow hats are on the subway."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The notion that many children are on the subway seems to preclude only a few being there.
The answer is it is not possible to tell.

[QUESTION] Premise: "A group of men having a meeting."
Hypothesis: "The men are fast asleep at home."
Do we know that the hypothesis entailed by the premise?
If the men are having a meeting they are not fast asleep at home.
The answer is no.

Q: Premise: "Firefighters converse with a man at the scene of an emergency."
Hypothesis: "The firefighters talked to the man at the scene about what he saw."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: The firefighters could be talking to the man about something other than what he saw at the scene of the emergency.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A person wearing a sweater looks at a spill on some brick steps outside."
Hypothesis: "A person notices that he has left his keys at home."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A person looking a spill cannot at the same time realize he has left his keys at home.
The answer is no.