[Q] Premise: "A roller derby girl skates her way through a crowd."
Hypothesis: "Roller derby girls chasing someone."
Do we know that the hypothesis entailed by the premise?
[A] Not all roller derby girl skating her way through a crowd is chasing someone.
The answer is it is not possible to tell.

[Q] Premise: "During this wedding family tries to find the solution to a problem."
Based on this premise, can we conclude that the hypothesis "Family does not come to wedding." is true?
Options:
- yes
- it is not possible to tell
- no
[A] The family tries to find a solution means that they should come to wedding.
The answer is no.

[Q] Can we conclude from "A brown dog is running through a wooded area." that "A black dog is sleeping down in the woods."?
Options:
- yes
- no
- it is not possible to tell
[A] It is either a brown dog or a black dog. A dog cannot be running and sleeping at the same time.
The answer is no.