[QUESTION] Given the sentence "Yellow barriers are lined up and men are walking on both sides of them." is it true that "The men are going to work."?
Walking on both sides of yellow barriers does not mean going to work.
The answer is it is not possible to tell.

Q: Premise: "A girl makes an arc of water with her hair in a pool."
Hypothesis: "A person tanning next to pool."
Do we know that the hypothesis entailed by the premise?
A: A person tanning contradicts to the girl making an arc with her wet hair.
The answer is no.

QUESTION: Premise: "A man wearing a red jacket walks on stilts in front of a group of people."
Based on this premise, can we conclude that the hypothesis "A circus performer is walking on stilts." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A man in a costume wearing stilts need not be a circus performer.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Three surgeons operate on a patient while wearing magnifying lenses on their safety glasses."
Hypothesis: "Three lumberjacks are performing surgery."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The people performing the surgery cannot be surgeons if they are lumberjacks.
The answer is no.

Q: If "Arm-strokes from swimmers who are racing in the pool." does that mean that "No one is in the water."?
Options:
- yes
- it is not possible to tell
- no
A: Swimmers can not be racing in the pool if no one is in the water.
The answer is no.

[QUESTION] Premise: "A woman rides her bike down the street in the fall."
Hypothesis: "The woman is a cannibal."
Do we know that the hypothesis entailed by the premise?
The woman can't be riding her bike while being a cannibal.
The answer is no.