QUESTION: Premise: "A dark-skinned man handing someone his phone."
Hypothesis: "The man does not own a phone."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A phone can't be his if he does not own it.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A swimmer in a pool swimming on their back."
Hypothesis: "A woman is doing the backstroke in a pool."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A swimmer swimming may not be a woman and may not be doing the backstroke even if they are on their back in the pool.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A person paddling a boat."
Hypothesis: "The guy on the boat is moving."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
A person paddling a boat does not indicate that the guy on the boat is moving.
The answer is it is not possible to tell.