QUESTION: Given the sentence "A woman is holding a picket sign on a sidewalk." is it true that "Holding hording on side walk."?

Let's solve it slowly: 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.

[QUESTION] Test for natural language inference.
Premise: "A girl riding a bike with her helmet on with overcast weather."
Hypothesis: "A girl plays by herself on a cloudy day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A girl riding her bike is not necessarily playing by herself.
The answer is it is not possible to tell.

Q: Premise: "A small group of women in traditional dark blue and white kimonos and sandals dancing in front of a tall brown brick church."
Hypothesis: "A group of women are going to a ceremony held at the church."
Do we know that the hypothesis entailed by the premise?
A: Just because group of women dancing in front of a tall brown brick church doesn't mean they are going to a ceremony held at the church.
The answer is it is not possible to tell.

QUESTION: Premise: "A dog is jumping across an obstacle."
Based on this premise, can we conclude that the hypothesis "A dog is performing in a competition." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A dog is jumping across and obstacle but the dog isn't necessarily performing in a competition.
The answer is it is not possible to tell.

[QUESTION] Premise: "Hiker standing on top of a rock overlooking a town."
Hypothesis: "The man is sitting on a bench."
Do we know that the hypothesis entailed by the premise?
Standing is different to sitting. Rock is not the same as bench.
The answer is no.

Q: Premise: "A window cleaner is repelling down a building."
Based on this premise, can we conclude that the hypothesis "A window cleaner is on his lunch break." is true?
Options:
- yes
- it is not possible to tell
- no
A:
A window cleaner can not be on his lunch break if he is repelling down a building.
The answer is no.