Student asked: Can we conclude from "A woman speaking into a microphone." that "A woman with a microphone is addressing the graduating class."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Speaking into a microphone does not imply addressing the graduating class. The answer is it is not possible to tell.

Student asked: Given the sentence "A man without a shirt plays drums." is it true that "The mans shirt keeps getting caught in his drum set."?
Teacher's response: Let's think. The man isn't wearing a shirt so it can't get caught. The answer is no.

Student asked: Can we conclude from "A group of traditional mexican dancers twirl their flowing skirts." that "The group of traditional mexican dancers were wearing purple skirts."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A group of traditional Mexican dancers twirl their flowing skirts does not imply that they were wearing purple skirts. The answer is it is not possible to tell.

Student asked: Given the sentence "People are marching in a parade while beating drums and playing instruments." can we conclude that "People are playing music on stage."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. People can't be marching in a parade while playing music on stage. The answer is no.