[QUESTION] Test for natural language inference.
Premise: "A group of bicyclists are riding down a road in the rain."
Hypothesis: "A bunch of bicyclists are racing to the finish line in the rain."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Bicyclists riding down a road are not necessarily racing and not necessarily to the finish line.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Metal worker grinding and working in his workshop."
Hypothesis: "In a workshop a man grinds some metal."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A metal worker is a type of man and since he is a metal worker it is implied that he is grinding metal.
The answer is yes.

QUESTION: Premise: "Two boxers are ready for their fight as the crowd watches with anticipation."
Hypothesis: "The kayakers approach the rapids."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: If the crowd watches with anticipation then then the kayakers does not approach the rapids.
The answer is no.

[QUESTION] Can we conclude from "A man stands in a red shirt and blue jeans facing a man in black across tracks with an escalator in the background." that "The two men are at their desks."?
Options:
- yes
- no
- it is not possible to tell
If the men are at their desks they are not standing.
The answer is no.

Q: Premise: "Several teens are starting a race as older students observe the action."
Hypothesis: "Nobody is racing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: They cannot be starting a race and have nobody racing simultaneously.
The answer is no.

[QUESTION] Given the sentence "A dog leaps up to catch a blue and tan ball." is it true that "The dog is playing with a ball of string."?
A dog cannot play with a ball of string and a blue and tan ball at the same time.
The answer is no.