[Q] Given the sentence "This person is skiing down a snowy mountain." is it true that "A woman stitching a skirt."?
[A] One cannot be skiing and stitching a skirt at the same time.
The answer is no.

[Q] Given the sentence "A medical team performs surgery in a field hospital." is it true that "Medics are playing basketball."?
[A] The medical team that performs surgery in a field hospital cannot be the ones playing basketball.
The answer is no.

[Q] Can we conclude from "A person in the snow jumping over a tire." that "The man races his friends through the snow."?
Options:
- yes
- no
- it is not possible to tell
[A] Jumping over a tire does not imply he races his friends.
The answer is it is not possible to tell.