QUESTION: Can we conclude from "A woman crosses through the middle of the street to get to the other side." that "A young woman crosses the street while talking on a cell phone."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Not every woman is young. Not every woman is talking on a cell phone.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Three workers are working on a metal roof." can we conclude that "Three men are sitting on a couch."?
Options:
- yes
- it is not possible to tell
- no
Workers are not necessarily men. One cannot work on a roof at the same time one is sitting on a couch.
The answer is no.

Q: If "Two construction workers wearing orange safety vests at the site of a job." does that mean that "Two construction workers are working at the site of a job."?
Options:
- yes
- it is not possible to tell
- no
A: When two construction workers wearing orange safety vests at the site of a job need not necessarily mean that they are working.
The answer is it is not possible to tell.

QUESTION: If "A boy with a crew cut and goggles gives the thumbs up sign in a pool of water." does that mean that "Just water."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Either the boy is in the water or there is just water.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "Teenage boy riding a bicycle through a grassy field."
Hypothesis: "A boy rides a skateboard on a sidewalk."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A bicycle is different from a skateboard. A grassy filed would not be on a sidewalk.
The answer is no.

Q: If "A black man runs in front of a white man to block his kick during a soccer game." does that mean that "There are soccer players on the field."?
Options:
- yes
- it is not possible to tell
- no
A:
A soccer game doesn't have to be played on a field.
The answer is it is not possible to tell.