Q: Given the sentence "A man is standing in a park by a path holding a tennis racket in front of him." can we conclude that "A man is standing in a park by a path holding a tennis racket ahead of him."?
Options:
- yes
- it is not possible to tell
- no
A: A tennis racket in front of him is the same as tennis racket ahead of him.
The answer is yes.

QUESTION: Given the sentence "Trash litters the ground." is it true that "A trash bag broken open."?

Let's solve it slowly: Although there is trash on the ground we do not know it is due to a trash bag that has broken open.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A person is walking inside a large blue and yellow structure that looks to be made of fabric."
Hypothesis: "A man going into his tent to rest for the night."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A large yellow and blue structure made of fabric isn't necessarily a tent.
The answer is it is not possible to tell.

Q: If "A young woman in a colorful wetsuit practices water boarding." does that mean that "A young woman is on her cell phone in a car."?
Options:
- yes
- it is not possible to tell
- no
A: It is either practices water boarding or on cell phone in a car.
The answer is no.

QUESTION: Premise: "A brown and black dog running through a grassy field."
Hypothesis: "An all black puppy runs on the beach."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Either the puppy is brown and black or all black. The dog cannot be both multicolored and mono-colored simultaneously.
The answer is no.

QUESTION: Premise: "Three workmen wearing safety hats stand in front of a tractor designed for hauling a large tunnel tube."
Based on this premise, can we conclude that the hypothesis "The men are letting their hair flow free." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Three workmen wearing safety hats cannot let their hair flow free.
The answer is no.