Q: Test for natural language inference.
Premise: "A young teen performing a skateboard trick at a construction site caught in midair flipping his board."
Hypothesis: "A teenager is flipping his skateboard over a concrete barrier."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Flipping a board does not imply it being over a concrete barrier.
The answer is it is not possible to tell.

Q: Given the sentence "A gentleman is rock climbing." is it true that "A man is watching tv at home."?
A: The man rock climbing cannot be the same man that is watching tv at home.
The answer is no.

Q: Premise: "A blond woman in a black dress stands by a blue jeep."
Hypothesis: "A woman has a flat tire on her car."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A woman can stand by a car without having a flat tire.
The answer is it is not possible to tell.

Q: Premise: "Several indian customers are observing a vendor weighing the produce they are buying."
Based on this premise, can we conclude that the hypothesis "Several american customers are observing a vendor weighing the produce they are buying." is true?
Options:
- yes
- it is not possible to tell
- no
A:
The customers cannot be both Indian and American at the same time.
The answer is no.