[Q] Premise: "Young child trying to balance himself on a picnic table."
Hypothesis: "Sad child trying to balance himself on a picnic table."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] One can attempt a balancing act and not necessarily be sad.
The answer is it is not possible to tell.

[Q] Given the sentence "A backhoe destroys a building covered in graffiti." can we conclude that "The backhoe driver made a mistake."?
Options:
- yes
- it is not possible to tell
- no
[A] Just because a backhoe destroys a building doesn't imply it was a mistake.
The answer is it is not possible to tell.

[Q] Given the sentence "3 old men sitting and talking to one another." is it true that "Three old guys who have known each other for 40 years have gotten together for their weekly coffee and conversation."?
[A] The men may not have known each other for 40 year and may not be having weekly coffee.
The answer is it is not possible to tell.