[QUESTION] Given the sentence "A street performer is playing violin for tips on an uncrowded street." is it true that "The performer is playing a harp."?
A performer playing violin cannot at the same time be playing a harp.
The answer is no.

Q: Given the sentence "Some men are watching after a group of kids in front of a toys r us." can we conclude that "People are waiting to go toy shopping."?
Options:
- yes
- it is not possible to tell
- no
A: Being in front of Toys r Us doesn't necessarily mean they are waiting to go toy shopping.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A man wearing blue."
Hypothesis: "Holding two fishing poles with one pointing upward and the other one in the water with fish being caught."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man was catching fish before he even had his legal amount of rods in the water.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "Beautiful woman with long brown hair walking down a busy city street."
Hypothesis: "A redhead lady walking down an empty street."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A redhead does not have brown hair. A busy street is never an empty street.
The answer is no.

Q: Can we conclude from "Two workers in their hard hats and safety vests stand near a yellow block of concrete." that "Two construction workers stand near their work site."?
Options:
- yes
- no
- it is not possible to tell
A: Hard hats and safety vest suggest that the workers are construction workers. A yellow block of concrete suggest a work site.
The answer is yes.

[QUESTION] Can we conclude from "Two people sit a restaurant table talking." that "Two people sit a restaurant table talking and laughing."?
Options:
- yes
- no
- it is not possible to tell
Not all people can be talking and laughing at the same time.
The answer is it is not possible to tell.