Q: Given the sentence "Man in stand up primitive canoe paddling in urban congested and contaminated area." can we conclude that "Man in canoe is paddling through a dense nasty area."?
Options:
- yes
- it is not possible to tell
- no
A: Urban congested and contaminated area is a rephrasing of dense nasty area.
The answer is yes.

QUESTION: Premise: "A pile of bags full of objects that have either came out of or go in the airplane."
Hypothesis: "A pile of bags is on an airplane carousel inside the airport."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The fact that a pile of bags full of objects that have either came out of or go in the airplane does not imply that there was an airplane carousel inside the airport.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A girl wearing a hawaiian lei is looking at the city's wonderful sights."
Hypothesis: "A girl is on vacation in hawaii."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Wearing a lei doesn't imply she is on a vacation in Hawaii.
The answer is it is not possible to tell.

Q: Premise: "An elderly man is chopping some sort of orange vegetable on the street."
Hypothesis: "The man has never been outside."
Do we know that the hypothesis entailed by the premise?
A: A man who has never been outside cannot be on the street.
The answer is no.

QUESTION: Premise: "Two young girls write with chalk near a body of water."
Based on this premise, can we conclude that the hypothesis "The girls at a concert." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The girls at a concert usually are not ones who write with chalk near water.
The answer is no.

QUESTION: Given the sentence "A man wearing a hat is running through water." can we conclude that "A man is running."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The man in the hat is running therefore he is in water.
The answer is yes.