[Q] If "A dog chews on his red leash." does that mean that "There is something in his mouth."?
Options:
- yes
- it is not possible to tell
- no
[A] His refers to the dog. If someone chews he has something in his mouth.
The answer is yes.

[Q] Can we conclude from "Girl wearing green rollerskates on cement." that "Girl rollerskating on cement."?
Options:
- yes
- no
- it is not possible to tell
[A] The girl is rollerskating on cement because she is wearing rollerskates on cement.
The answer is yes.

[Q] If "A woman in a brown jacket reads from a book while riding on public transit." does that mean that "A woman reads on her way to work."?
Options:
- yes
- it is not possible to tell
- no
[A] A woman in a brown jacket reads from a book while riding on public transit does not imply that she reads on her way to work.
The answer is it is not possible to tell.