[QUESTION] Test for natural language inference.
Premise: "A man in a gray sweater and blue jeans instructing on a blackboard."
Hypothesis: "A teacher presents a lesson plan."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A man instructing on a blackboard is not necessarily a teacher and it is not essential that he presents a lesson plan.
The answer is it is not possible to tell.

Q: Premise: "People gathered around a hot air balloon in the process of inflating."
Based on this premise, can we conclude that the hypothesis "A group is watching as a hot air balloon fills up." is true?
Options:
- yes
- it is not possible to tell
- no
A: Hot air balloon fills up is rephrasing hot air balloon inflating.
The answer is yes.

QUESTION: Premise: "Two people are looking at something on the ground that one is scraping carefully."
Based on this premise, can we conclude that the hypothesis "Two people inside of house reading." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: If they are on the ground they cannot also be inside.
The answer is no.

[QUESTION] Premise: "A street shows busy night life."
Hypothesis: "During the middle of the day no one in on the street."
Do we know that the hypothesis entailed by the premise?
Remark of middle of day contradicts busy night life in first sentence.
The answer is no.

Q: Given the sentence "Woman and man looking at something funny on a laptop screen." can we conclude that "They both like to watch youtube videos together."?
Options:
- yes
- it is not possible to tell
- no
A: The screen could have many things other than Youtube videos on it.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A man rides a surfboard as a wave comes up behind him."
Hypothesis: "The man is a farmer."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Because a person rides a surfboard doesn't mean he is a farmer.
The answer is it is not possible to tell.