[QUESTION] Premise: "A person dressed in a black shirt and a person dressed in a blue shirt are standing on a mound of sand."
Hypothesis: "The people are standing in a pit of lava."
Do we know that the hypothesis entailed by the premise?
One is either standing on a mound of sand or a mound of lava.
The answer is no.

[QUESTION] Given the sentence "A man wearing an orange shirt picks up a french fry with chopsticks." can we conclude that "A man is at a chinese restaurant eating american food."?
Options:
- yes
- it is not possible to tell
- no
We do not know the man is eating at a Chinese restaurant.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A cop stands in front of a car on a busy street."
Hypothesis: "A cop blocked off traffic due to a accident."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A cop standing in front of a car doesn't mean he blocked off traffic or that it was because of an accident.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A woman is holding a picket sign on a sidewalk." is it true that "Holding hording on side walk."?
Jut because a woman is holding a picket sign doesn't imply she is holding hording.
The answer is it is not possible to tell.