QUESTION: Test for natural language inference.
Premise: "A man and women entering a building."
Hypothesis: "A man and woman are flying in a plane."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: If one is flying in a plane he cannot be entering a building.
The answer is no.

QUESTION: Given the sentence "A sailor in a white shirt holding his hand out as men and women pass and go up some stairs." can we conclude that "Cow looks at horse."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A sailor is a person while a cow and horse are animals.
The answer is no.

QUESTION: Premise: "Some people are standing outside a store; one holds a sign."
Hypothesis: "The protesters picket the drug store."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
Some people are standing outside a store; one holds a sign does not indicate that the protesters picket the drug store.
The answer is it is not possible to tell.