[Q] Premise: "An olympic jumper crossing the rope."
Hypothesis: "The jumper was an amateur."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] If the jumper was an amateur he couldn't have been an Olympic jumper .
The answer is no.

[Q] Given the sentence "Hockey players collide on the ice." can we conclude that "Two people run into each other."?
Options:
- yes
- it is not possible to tell
- no
[A] Hockey players refer to two people who have collided or run into each other.
The answer is yes.

[Q] Can we conclude from "Two men in orange and blue safety gear stand on the dock guiding a boat inward." that "Some person safe in boat."?
Options:
- yes
- no
- it is not possible to tell
[A] Two men on a dock as opposed to one person in a boat.
The answer is no.