[QUESTION] Premise: "Two puppies are tugging on a rag in the grass."
Hypothesis: "The puppies are drinking water."
Do we know that the hypothesis entailed by the premise?
Two puppies cannot be drinking water if they are tugging on a rag.
The answer is no.

Q: Can we conclude from "A woman talking on a cellphone and holding an umbrella." that "A woman holding an umbrella stays dry in the rain."?
Options:
- yes
- no
- it is not possible to tell
A: One could have an umbrella for reasons other than staying dry in the rain.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Here is a picture of a baby boy vacuuming his house and carpet." can we conclude that "The baby boy is made out of a vacuum."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A boy cannot be vacuuming if he is made out of a vacuum.
The answer is no.

[QUESTION] Premise: "A man wearing a sweater is pushing an old man wearing a suit and blue tie in a wheelchair next to a row of bookshelves."
Based on this premise, can we conclude that the hypothesis "The two men are reading in a libary." is true?
Options:
- yes
- it is not possible to tell
- no
If the two men are reading then one of them cannot be pushing the other in a wheelchair.
The answer is no.

Q: Given the sentence "A woman with short blond-hair holds her violin and bow." can we conclude that "A teacher is holding a guitar."?
Options:
- yes
- it is not possible to tell
- no
A: She cannot hold a guitar and a violin at the same time.
The answer is no.

[QUESTION] Given the sentence "Two young girls are smiling and laughing." can we conclude that "The girls are depressed about their college exams."?
Options:
- yes
- it is not possible to tell
- no
You would not be smiling if you are depressed because then you would be sad.
The answer is no.