[QUESTION] Given the sentence "A man scales a large rock wall." is it true that "The man is sailing around the world."?
Two completely different actions; scaling a large rock wall is nothing like sailing around the world.
The answer is no.

[QUESTION] Premise: "A person is placing car mats on the ground."
Hypothesis: "A guy gets ready to vacuum his car mats."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Placing mats doesn't necessary mean that he is going to vacuum.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A young boy in a swimsuit throws a rock into the water." is it true that "Someone is throwing something."?
Someone refers to the young boy and the throwing of something refers to the rock.
The answer is yes.

[QUESTION] Premise: "Young boys wading in blue swim caps."
Based on this premise, can we conclude that the hypothesis "The boys are in blue swim caps." is true?
Options:
- yes
- it is not possible to tell
- no
The boys that are in blue swim caps don't have to be young and don't have to be wading.
The answer is it is not possible to tell.