[QUESTION] Test for natural language inference.
Premise: "A group of people are hiking on a mountainside overlooking a lake surrounded by evergreens."
Hypothesis: "A group of people are hiking while looking at the beautiful scenary."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A mountainside overlooking a lake surrounded by evergreens does not mean that there is beautiful scenery.
The answer is it is not possible to tell.

Q: If "Some people driving fast over a snowy landscape." does that mean that "Some people driving fast on snow mobiles."?
Options:
- yes
- it is not possible to tell
- no
A: Because people are driving in a snowy landscape doesn't mean they are on snow mobile.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A man and young boy sitting at a fire pit at night."
Hypothesis: "A man and his son tell each other ghost stories."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man a the boy do not have to be telling ghost stories while around the fire.
The answer is it is not possible to tell.

[QUESTION] If "The white dog is chasing a toy that is attached to a string across the grass." does that mean that "The dog is having a good time."?
Options:
- yes
- it is not possible to tell
- no
We don't know the dog's feelings; it may not be having a good time.
The answer is it is not possible to tell.

Q: Given the sentence "A man wearing black rides a unicycle." can we conclude that "A man in the circus is wearing black and riding a unicycle."?
Options:
- yes
- it is not possible to tell
- no
A: He isn't shown in the circus; he could just be riding for fun.
The answer is it is not possible to tell.

[QUESTION] Premise: "A man is carving a piece of rectangular wood."
Based on this premise, can we conclude that the hypothesis "A sculptor is carving a bird out of wood." is true?
Options:
- yes
- it is not possible to tell
- no
The subject matter of the carving is not known and may not be a bird.
The answer is it is not possible to tell.