Q: Premise: "It appears to be a makeshift boat floating down a river while a woman is singing."
Hypothesis: "The woman is climbing a mountain while singing."
Do we know that the hypothesis entailed by the premise?
A: A boat floating down a river cannot be on a mountain.
The answer is no.

QUESTION: Given the sentence "A young boy in a swimsuit throws a rock into the water." is it true that "Someone is throwing something."?

Let's solve it slowly: Someone refers to the young boy and the throwing of something refers to the rock.
The answer is yes.

[QUESTION] Given the sentence "A man is standing on a baseball field in front of a crowd." can we conclude that "The man is sitting on a horse."?
Options:
- yes
- it is not possible to tell
- no
Standing on baseball field and sitting on horse can't be done simultaneously.
The answer is no.

Q: If "A girl in a polka dotted top and pink pants plays outside." does that mean that "The girl is inside the house."?
Options:
- yes
- it is not possible to tell
- no
A: A girl cannot be inside and outside at the same time.
The answer is no.

QUESTION: Given the sentence "Two women dancing on a walkway with band in the background and pedestrians walking by." is it true that "Two women sitting and listening to the band in the background."?

Let's solve it slowly: The women are either dancing or sitting. They cannot do both at the same time.
The answer is no.

QUESTION: Premise: "A black dog sniffing the ground near a body of water."
Based on this premise, can we conclude that the hypothesis "A white dog is sniffing the air on a porch." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The dog cannot be both black and white. The dog cannot be sniffing both the ground and the air at the same time.
The answer is no.