[Q] Premise: "Man in red hat holds up one finger while pointing at a sign with the number one on it."
Hypothesis: "A man is giving directions."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] Pointing at a sign does not automatically mean that one is giving directions.
The answer is it is not possible to tell.

[Q] Can we conclude from "A man reaches up to work with cables above a desk." that "A man is working with cables."?
Options:
- yes
- no
- it is not possible to tell
[A] Just because he reaches up to work with cables does not mean he is going to be working with cables.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "Three safety workers standing by a manhole."
Hypothesis: "Three safety workers are standing by a manhole because their coworker just fell in and broke his back."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Safety workers can stand by a manhole without it being because a coworker just fell in.
The answer is it is not possible to tell.