[QUESTION] Premise: "A man in a white outfit sings into a microphone."
Hypothesis: "The man is wearing a green outfit."
Do we know that the hypothesis entailed by the premise?
If a man is in a white outfit then he is not in a green outfit.
The answer is no.

Q: Given the sentence "Engineers in full bodysuits and gloves are working around metal machines." can we conclude that "Some engineers are building a mechanical prototype."?
Options:
- yes
- it is not possible to tell
- no
A: Just because engineers are wearing their full gear and working with metal machines does not imply they are building a mechanical prototype.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A girl is throwing a bucket of water at another girl in a pool." is it true that "Two girls are having a water fight."?

Let's solve it slowly: They may be doing it for play may not be water fight.
The answer is it is not possible to tell.

[QUESTION] Premise: "A partially balding man pushes a blue easy-chair down the sidewalk."
Hypothesis: "A man is pushing a chair home."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A man can push a chair for other reasons than pushing a chair home.
The answer is it is not possible to tell.

Q: Premise: "Punk rock teenager walks with a mean look on his face."
Hypothesis: "The happy teenager had a smile on his face."
Do we know that the hypothesis entailed by the premise?
A: The teenager cannot have a smile on his face and a mean look on his face at the same time.
The answer is no.

[QUESTION] Given the sentence "Two men work next to a cement truck." can we conclude that "The two men are repairing the road."?
Options:
- yes
- it is not possible to tell
- no
Working next to a cement truck doesn't imply repairing the road.
The answer is it is not possible to tell.