Q: Given the sentence "A young female swimmer is getting ready to jump off the block." is it true that "There is water below the swimmer."?
A: If a swimmer is getting ready to jump off a block this implies that there is water below the swimmer.
The answer is yes.

Q: Given the sentence "A girl and a boy are pretending to be on a magic carpet." is it true that "A man is playing ball with his dog."?
A: A girl and a boy pretending to be on a magic carpet can't at the same time be a man playing ball with his dog.
The answer is no.

Q: Given the sentence "A woman in a red vest helps a child with a bathroom sink." can we conclude that "There was a cat inside the bathroom."?
Options:
- yes
- it is not possible to tell
- no
A: The cat wouldn't be in the bathroom while the woman helps the child with the sink.
The answer is no.

Q: Can we conclude from "A woman sits looking at a document next to a fenced off pool." that "The woman is hosting a meeting with leprechauns."?
Options:
- yes
- no
- it is not possible to tell
A:
One who is hosting a meeting is not necessarily looking at a document.
The answer is no.