QUESTION: Given the sentence "A boy leaping to perform a toe-touch in front of a tree." can we conclude that "A boy is in front of an oak tree."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A tree doesn't imply an oak tree; there are many types of trees.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A woman in a black shirt gives a presentation while projecting slides onto a screen." that "A lady is at a medical conference."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A lady giving a presentation can be anywhere. Not necessarily in a medical conference.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A woman wearing a red dress is hanging on to a chain that is connected to a pair of handcuffs." is it true that "The woman was at home sleeping in her pajamas on the couch."?

Let's solve it slowly:
A woman wearing a red dress cannot be sleeping in her pajamas at the same time.
The answer is no.