QUESTION: Premise: "A man stares at another man observing his shaving technique."
Hypothesis: "The man is trying to learn something."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A man observing technique is not necessarily trying to learn something.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A man cleaning the floor in an empty room." is it true that "A man is cleaning the floor."?
The room must be empty if he is cleaning the floor.
The answer is yes.

Q: Can we conclude from "Two off road bikers stopped in a creek." that "Two off road bikers almost crashed so they stopped."?
Options:
- yes
- no
- it is not possible to tell
A: Stopping in a creek does not mean the bikers almost crashed.
The answer is it is not possible to tell.

QUESTION: Premise: "A group of students are dressed in white and blue while marching down the street."
Hypothesis: "Group of students taking part in a parade."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Students dressed in white and blue can march down the street even when they aren't taking part in a parade.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Six men buried up to their chest in sand." can we conclude that "People are playing in the sand."?
Options:
- yes
- it is not possible to tell
- no
Men are types of people and in sand implies they are playing in it.
The answer is yes.

Q: Test for natural language inference.
Premise: "A guy with his hands in his pockets of his jacket while walking beside a white business van."
Hypothesis: "A guy is walking beside a black business van."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
A guy is walking beside a black OR a white business van.
The answer is no.