[QUESTION] If "Two girls and a boy are standing behind a large sand castle at the beach." does that mean that "The girls and the boy are outside."?
Options:
- yes
- it is not possible to tell
- no
A large sand castle at the beach is outside one's homes.
The answer is yes.

Q: Premise: "Two boys in red uniforms playing soccer."
Based on this premise, can we conclude that the hypothesis "Two boys eat a snack on the soccer field." is true?
Options:
- yes
- it is not possible to tell
- no
A: Playing soccer and eating a snack cannot be done at the same time.
The answer is no.

QUESTION: Can we conclude from "Two men sweeping trash on the side of the street." that "The side street with trash is swept up by two men."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Just because men sweep the side of a street does not mean that they swept up the trash of an entire side street.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Utility worker cutting down a tree branch in his boom truck."
Hypothesis: "A worker cuts a branch from a tree."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A worker cuts a branch that is obviously from a tree.
The answer is yes.

Q: Given the sentence "A dog catching a flexable frisbee in its mouth." is it true that "A dog catches a tennis ball."?
A: A Frisbee is a disc while a tennis ball is a sphere.
The answer is no.

[QUESTION] Premise: "A sea of people crammed between buildings gather in the street."
Hypothesis: "A sea of people swim in the ocean."
Do we know that the hypothesis entailed by the premise?
One cannot be crammed between buildings and swim in the ocean simultaneously.
The answer is no.