QUESTION: Given the sentence "Several youths in black and white shirts and blue jeans walk down a street." can we conclude that "The youths are holding baseball gloves."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Holding baseball gloves cannot be inferred from how they are otherwise dressed.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Two men are involved in sword fighting." can we conclude that "The swords are falchions."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Two men sword fighting does not mean that the swords are falchions.
The answer is it is not possible to tell.

QUESTION: Premise: "Old man sleeping alone on a plane with a bag in his lap."
Based on this premise, can we conclude that the hypothesis "A pilot has fallen asleep on the plane by himself." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
An old man sleeping alone on a plane with a bag in his lap does not have to be a pilot.
The answer is it is not possible to tell.