[Q] Premise: "The silhouette of a person wearing a hat in front of a bridge."
Hypothesis: "Person waiting for bus."
Do we know that the hypothesis entailed by the premise?
[A] A person can wait in front of a bridge for other reasons besides waiting for bus.
The answer is it is not possible to tell.

[Q] Given the sentence "A man in yellow jacket rides a bike." is it true that "A man is going from one location to another."?
[A] Rides a bike means he's going from one location to another.
The answer is yes.

[Q] Test for natural language inference.
Premise: "A man wearing shorts leaps off a rock into the ocean."
Hypothesis: "A man wearing shorts jumping into ocean to get away from a bear."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Not all men jump into the ocean to get away from a bear.
The answer is it is not possible to tell.