Student asked: Can we conclude from "A man playing basketball in a beautiful day." that "A man playing soccer on a beautiful day."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Can't be playing basketball and playing soccer at the same time. The answer is no.

Student asked: Premise: "Two men are conversing nearby a painting."
Based on this premise, can we conclude that the hypothesis "Two people disscuss a work of art." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The two men are having a conversation near a painting but that doesn't mean that they discuss a work of art. The answer is it is not possible to tell.

Student asked: Given the sentence "A young ballerina takes lessons from her teacher in a dance studio." is it true that "The girl is getting ready for a dance show."?
Teacher's response: Let's think. The dancer could have a reason other than getting ready for a dance show. The answer is it is not possible to tell.

Student asked: Premise: "4 people are dressed in costumes dancing on stage."
Based on this premise, can we conclude that the hypothesis "There are 4 people who are friends." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Four people do not have to be friends because they are dressed in costumes. The answer is it is not possible to tell.