QUESTION: Premise: "Herds of bikers race by the spectators."
Hypothesis: "The bikers are all sitting down on a rock."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The bikers cannot be both sitting down and be ones who race by.
The answer is no.

[QUESTION] Given the sentence "A guy is working in a lab." can we conclude that "A scientist in a lab."?
Options:
- yes
- it is not possible to tell
- no
A guy in a lab is not assumed to be a scientist.
The answer is it is not possible to tell.

Q: Can we conclude from "Bearded man wearing sunglasses." that "Hat and leather jacket standing by an orange life preserver."?
Options:
- yes
- no
- it is not possible to tell
A: A man with no beard is standing near a life preserver.
The answer is no.

QUESTION: Given the sentence "An older woman gets cash from her wallet at a another woman's stand on the street." can we conclude that "Someone is getting money."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: To get cash from a wallet implies that someone else will get the money.
The answer is yes.

[QUESTION] Premise: "A person in a white shirt grinding a skateboard down a long rail in a skate park."
Hypothesis: "A dog is riding a skateboard down the street."
Do we know that the hypothesis entailed by the premise?
Either a person is riding a skateboard down a rail or a dog is riding a skateboard down the street.
The answer is no.

Q: Given the sentence "A man in a blue jacket with a helmet on skiing." can we conclude that "A man skiing on a difficult course."?
Options:
- yes
- it is not possible to tell
- no
A:
The man may not be skiing a difficult course because he is wearing a helmet.
The answer is it is not possible to tell.