If a boat is in a canal it is not on top of a truck.
The question and answer are below.
Premise: "A canal with a boat sitting in it and people walking and sitting on the sidewalk."
Hypothesis: "The boat is on top of a truck."
Do we know that the hypothesis entailed by the premise?
no

Answer: The dog walks on the plank. The fact that it is high is not relevant.
The question and answer are below.
Premise: "The dog walks on the high plank."
Hypothesis: "A dog walks across a plank."
Do we know that the hypothesis entailed by the premise?
yes

Men standing on top of a mountain can have any emotion and don't necessarily have to be happy.
The question and answer are below.
Given the sentence "Three men are standing on top of a mountain." can we conclude that "Three men are happy to be on the mountain."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell