Q: Given the sentence "A man in red and white runs with a rugby ball as another man in blue attempts to tackle him while two other men look on." can we conclude that "The men are at an opera."?
Options:
- yes
- it is not possible to tell
- no
A: One can't be playing rugby and be at the opera at the same time.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A man lying on the grass next to a small lake."
Hypothesis: "The guy laying on the grass is getting a sunburn."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The man laying in the grass does not mean he is getting a sunburn.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Children walking past a cart selling castanhas."
Hypothesis: "Children walking to school."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all children walking past a cart selling castanhas is walking to school.
The answer is it is not possible to tell.

Q: Can we conclude from "Four men with orange safety gear walking through a field." that "Four sad men with orange safety gear walking through a field."?
Options:
- yes
- no
- it is not possible to tell
A: Four men with orange safety gear walking through a field does not imply they are sad.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A baby chews on a teething ring." can we conclude that "A baby is chewing on a ring."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The ring that the baby is chewing on is called a teething ring.
The answer is yes.

QUESTION: If "A ""rock star"" performing a concert in front of a live audience." does that mean that "They are on the stage ready to perform."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
A stage is needed for a 'rock star' performing a concert.
The answer is yes.