[QUESTION] Test for natural language inference.
Premise: "Many people in a very crowded square in a city at night."
Hypothesis: "People waiting in line for tickets at night."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
People in a crowded square does not imply waiting in line for tickets.
The answer is it is not possible to tell.

Q: Premise: "A guitarist and a drummer play on stage for an audience."
Hypothesis: "A guitarist and a drummer playing on stage."
Do we know that the hypothesis entailed by the premise?
A: The guitarist and a drummer were playing for an audience on the stage.
The answer is yes.

QUESTION: Given the sentence "A little boy in a green and red shirt and sandals is squatting down on the edge of the curb." is it true that "A boy waiting to be picked up by his parents."?

Let's solve it slowly: A boy who is squatting down on the edge of the curb isn't necessarily waiting to be picked up by his parents.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Chinese workers are working at a factory." can we conclude that "People have lunch in an empty gymnasium."?
Options:
- yes
- it is not possible to tell
- no
Working and having lunch are two different things and factory is not an empty gymnasium.
The answer is no.

Q: Given the sentence "A man wearing a black suit is playing a brown guitar." is it true that "A man in his swimwear playing an instrument."?
A: The man in swimwear contradicts man in black suit in first sentence.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "Three adults playing ice hockey in a stadium."
Hypothesis: "Three adults play hockey in a local tournament."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Playing hockey does not imply it is in a local tournament.
The answer is it is not possible to tell.