[QUESTION] Given the sentence "A young girl riding a surfboard." is it true that "There are no people surfing today."?
Either the girl is riding or there are no people surfing.
The answer is no.

Q: Test for natural language inference.
Premise: "A man pulls a cart of food on a city street."
Hypothesis: "A man pulls a cart."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A man pulls a cart can be infered from the fact he pulls a cart on a city street.
The answer is it is not possible to tell.

QUESTION: If "A man and young boy are in a river close to a sandy shore." does that mean that "A man and a young boy sit in a park."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: They can't be in a river and sitting in a park at the same time.
The answer is no.

[QUESTION] Given the sentence "A man showing a red garment to two other men in a shop." is it true that "There is a man leaving a shop."?
A man is showing a garment to customers so he is still in the shop.
The answer is no.

Q: Premise: "Girls run for the soccer ball during a game."
Hypothesis: "Some girls are playing soccer at a tournament."
Do we know that the hypothesis entailed by the premise?
A: Sentence 1: Girls run for the soccer ball during a game. Sentence 2: Some girls are playing soccer at a tournament.
The answer is it is not possible to tell.

[QUESTION] Premise: "A man in a white shirt and glasses is holding a glass containing a liquid."
Based on this premise, can we conclude that the hypothesis "The man is holding a book." is true?
Options:
- yes
- it is not possible to tell
- no
A glass and a book are two different things for a man to hold.
The answer is no.