[QUESTION] Premise: "A dog walks in the grass towards a dog lying down."
Hypothesis: "Two dogs are in the grass."
Do we know that the hypothesis entailed by the premise?
A dog lying down and a dog walking is equivalent to two dogs in the grass.
The answer is yes.

Q: Given the sentence "Man sitting in a van talks to two young girls." is it true that "A group of guys talk to a lady in a convertible."?
A: It is a single man and not group of guys and there are two young girls and not a single lady.
The answer is no.

QUESTION: Can we conclude from "A pilot dressed in a dark-colored sweater is sitting in the cock-pit of a plane with his hands crossed." that "The plain is having some sort of trouble."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A pilot being in the cockpit of a plain does not indicate trouble.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Man and woman looking surprised."
Hypothesis: "With the man holding headphones."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The woman looked happy while listening to music on the headphones.
The answer is no.

Q: Test for natural language inference.
Premise: "An older man holding a young child is talking on a cellphone while sitting on a concrete barrier."
Hypothesis: "They are sitting."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Answer: They refers to the older man and a young girl.
The answer is yes.

[QUESTION] Premise: "A woman in a black dress and heels waiting to cross the street."
Based on this premise, can we conclude that the hypothesis "The woman wearing black shorts and pink shirt runs across the road." is true?
Options:
- yes
- it is not possible to tell
- no
A dress and shorts are different items of clothing. Waiting does not mean running.
The answer is no.