[Q] Premise: "An elderly couple are sitting on a park bench while looking at a pamphlet."
Based on this premise, can we conclude that the hypothesis "The elderly couple are enjoying time together." is true?
Options:
- yes
- it is not possible to tell
- no
[A] Couples sitting on a park bench are usually enjoying time together.
The answer is yes.

[Q] Premise: "A man wearing sandals walking down the street."
Hypothesis: "A man is walking through snow."
Do we know that the hypothesis entailed by the premise?
[A] If one is wearing sandals then one is not walking through snow.
The answer is no.

[Q] Can we conclude from "The man on the board uses the wave to jump high into the air." that "A man on a board uses a 20 foot wave to jump."?
Options:
- yes
- no
- it is not possible to tell
[A] The height of the waves could be other than 20 foot.
The answer is it is not possible to tell.