QUESTION: Premise: "A policeman rides a segway past a foreign exchange counter."
Hypothesis: "The policeman is patroling the area for safety."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Policemen don't go on patroling all the time during their work hours.
The answer is it is not possible to tell.

[QUESTION] Premise: "Two women walking down a dirt road with a man far behind."
Hypothesis: "The man is creepy."
Do we know that the hypothesis entailed by the premise?
A man walking far behind two women does not make the man creepy by default.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A couple is attending a concert."
Hypothesis: "It is an outdoor concert."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A couple attending a concert doesn't necessarily need to be at outdoor.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A younger man and an older man are shaking hands on a tennis court." can we conclude that "Two men are shaking hands after playing a game of tennis."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Shaking hands does not imply that they just got done playing a game of tennis.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A waiter clears a table at an outdoor cafe." can we conclude that "A waiter is bringing food to a table upstairs."?
Options:
- yes
- it is not possible to tell
- no
One cannot be bring food to a table and clear a table simultaneously.
The answer is no.

Q: 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?
A:
One is either standing on a mound of sand or a mound of lava.
The answer is no.