[Q] Test for natural language inference.
Premise: "A man helps another man do a back flip in a yard."
Hypothesis: "A man is sleep in the yard."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A man cannot do a back flip if he is asleep.
The answer is no.

[Q] Can we conclude from "The woman in the green shirt and her friend are looking at something." that "The person is about to buy food."?
Options:
- yes
- no
- it is not possible to tell
[A] Looking doesn't necessarily mean they are about to buy. Something doesn't necessarily mean food.
The answer is it is not possible to tell.

[Q] Given the sentence "A group of palestine men protesting on a street." is it true that "Palestinian men rally for their cause on a road in the west bank."?
[A] Protesting and rallying for a cause are not necessarily the same. Palestinian men do not have to protest in the West Bank.
The answer is it is not possible to tell.