[Q] Test for natural language inference.
Premise: "A person on a tricycle."
Hypothesis: "The person is doing tricks on the tricycle."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Not all people are doing tricks when they are on a tricycle.
The answer is it is not possible to tell.

[Q] Premise: "Two people search for objects in the dirt."
Hypothesis: "A man and a woman are searching for objects in the dirt."
Do we know that the hypothesis entailed by the premise?
[A] Two people search for objects in the dirt does not necessary that a man and a woman are searching for objects in the dirt.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "A child in a playground playing with the swing."
Hypothesis: "A child about to fall off the swing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Playing with the swing does not imply about to fall off the swing.
The answer is it is not possible to tell.