[QUESTION] Given the sentence "An old man is cooking his food." is it true that "The man is sick."?
One is usually not cooking and sick at the same time.
The answer is no.

[QUESTION] Premise: "A boy in a hoodie is throwing an object into a dirty swimming pool."
Hypothesis: "A boy is swimming in the pool."
Do we know that the hypothesis entailed by the premise?
A boy throwing an object into a swimming pool must be outside the pool and can't be swimming in the pool.
The answer is no.

[QUESTION] If "Blond boy waterskiing." does that mean that "The boy with dark black hair is getting wet while he water skies."?
Options:
- yes
- it is not possible to tell
- no
The boy can't have dark black hair because he is blond.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A person is riding a bike in a tunnel."
Hypothesis: "Person on bike."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A person riding a bike means there is a person bike.
The answer is yes.