[Q] If "A woman in roller derby gear and a purple helmet skating into a turn." does that mean that "The track is not banked at the turns."?
Options:
- yes
- it is not possible to tell
- no
[A] Someone skating in a turn doesn't imply if they were not banked.
The answer is it is not possible to tell.

[Q] Given the sentence "A young woman ascends a flight of stairs while checking her cellular phone messages." is it true that "A woman getting a phone message from her mom."?
[A] Because a person get message doesn't mean the message is from her mom.
The answer is it is not possible to tell.

[Q] Premise: "A naked baby lying down with his eyes closed."
Hypothesis: "A baby is sitting up."
Do we know that the hypothesis entailed by the premise?
[A] The baby can not be both lying down and sitting up.
The answer is no.