Student asked: If "Man dressed as a gladiator checks his cellphone." does that mean that "The man is wearing a pink tutu."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The man is wearing dressed as a gladiator or in a pink tutu. The answer is no.

Student asked: Premise: "Choir sings at the front of a church."
Based on this premise, can we conclude that the hypothesis "A choir cleans the floors of a church." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The choir either sings in front of a church.or cleans the floors of a church. The answer is no.

Student asked: Given the sentence "Woman walking in crosswalk near a busy street." is it true that "A woman is walking in the crosswalk."?
Teacher's response: Let's think. A woman is walking in a crosswalk and crosswalks are near busy streets. The answer is yes.

Student asked: Premise: "The karate students are stretching before practice."
Based on this premise, can we conclude that the hypothesis "The students are stretching their hamstrings." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Students do not have to be stretching their hamstrings because they are stretching. The answer is it is not possible to tell.