QUESTION: Given the sentence "A woman wearing red plays a harp while looking at her music on the music stand." is it true that "The woman wore a blue skirt and played the drums."?

Let's solve it slowly: A harp is not in the same musical instrument classification as the drums.
The answer is no.

QUESTION: Premise: "Two men doing karate in a dojo."
Based on this premise, can we conclude that the hypothesis "The men are teaching karate to a group of kids." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Doing does not imply teaching. Being in a dojo does not mean that their are a group of kids.
The answer is it is not possible to tell.

QUESTION: Given the sentence "An old man is speaking in a brown fedora and blue jacket." is it true that "The nicely dressed man is a gangster."?

Let's solve it slowly:
A man can be dressed that way without being a gangster.
The answer is it is not possible to tell.