QUESTION: Given the sentence "A small child in a costume looks up at an adult." is it true that "The child is looking upward."?

Let's solve it slowly: Adult is taller than small child so they child have to looking upward to see them.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A man and woman sitting down and waiting."
Hypothesis: "A couple is sitting waiting for their food."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A man and woman waiting cannot be necessarily waiting for their food.
The answer is it is not possible to tell.

Q: If "A girl outside a building dressed in crazy clothes jumping in the air." does that mean that "The girl is celebrating."?
Options:
- yes
- it is not possible to tell
- no
A: Being dressed in crazy clothes and jumping doesn't mean the girl is celebrating.
The answer is it is not possible to tell.

QUESTION: Premise: "Several people stand on a bike rack to look at something over bleachers."
Based on this premise, can we conclude that the hypothesis "Several people stand on a skateboard rack to look at something over bleachers." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A bike rack is not the same as a skateboard rack.
The answer is no.

[QUESTION] If "A classroom of young students forms a human chain by holding onto one another's shoulders." does that mean that "A classroom of young students forms a human chain."?
Options:
- yes
- it is not possible to tell
- no
Holding onto one another's shoulders explains what you do in a human chain.
The answer is yes.

Q: Premise: "A side profile of a man with a mustache and goatee wearing a suit and tie."
Hypothesis: "He is dressed up."
Do we know that the hypothesis entailed by the premise?
A:
A person in a suit and tie is not always dressed up.
The answer is it is not possible to tell.