[QUESTION] Can we conclude from "A man works on a bicycle that's set upside down in front of two cars." that "A man is working on his bike."?
Options:
- yes
- no
- it is not possible to tell
Sentence 1: A man works on a bicycle that's set upside down in front of two cars. Sentence 2: A man is working on his bike.
The answer is it is not possible to tell.

Q: Given the sentence "Three middle eastern men are sitting on a sidewalk together." can we conclude that "Three men are lying injured on the sidewalk after a terrible accident."?
Options:
- yes
- it is not possible to tell
- no
A: Three men sitting on a sidewalk can't at the same time be lying injured on a sidewalk.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "Two people are laughing inside of an asian nightclub."
Hypothesis: "The people are angry."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: People who are angry are not laughing at the same time.
The answer is no.

[QUESTION] If "Old women using a walker to go down the sidewalk." does that mean that "A woman walking with a walker."?
Options:
- yes
- it is not possible to tell
- no
A woman walking with a walker implies woman is using a walker.
The answer is yes.

Q: Given the sentence "A man wearing black rides a unicycle." can we conclude that "A man in the circus is wearing black and riding a unicycle."?
Options:
- yes
- it is not possible to tell
- no
A: He isn't shown in the circus; he could just be riding for fun.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "People are walking around in a brightly-lit indoor shopping center." that "People are shopping in a store."?
Options:
- yes
- no
- it is not possible to tell
People walking around a shopping center does not mean they are actually shopping in a store.
The answer is it is not possible to tell.