QUESTION: Test for natural language inference.
Premise: "A bike rider jumping the hill on his bicycle."
Hypothesis: "The biker is underwater."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The biker is in the air jumping the hill he can't be underwater.
The answer is no.

QUESTION: Given the sentence "At a naval yard." is it true that "A man in a white navy officer's uniform is standing by two older men having a discussion."?

Let's solve it slowly: A Navy officer listens to two men discuss important policy together.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "Firemen are discharging a water cannon." that "Firemen use a water cannon to put out a fire."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
The fact that firemen are discharging a water cannon doesn't imply that they are doing it to put out a fire.
The answer is it is not possible to tell.