Student asked: Can we conclude from "A white man with a mustache is playing guitar." that "The man is playing in a concert."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A man playing guitar is not assumed to be in a concert. The answer is it is not possible to tell.


Student asked: Premise: "A rock band playing some of their hits at a concert while in front of a crowd with l.e.d. lights flashing as they play the guitars and a guy in the background beats on the drums."
Hypothesis: "A rock band performs on stage."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A rock band performs on stage if they are in front of a crowd. The answer is yes.


Student asked: Premise: "A busy city scene with colorful lighted buildings and a lot of people walking on the street."
Based on this premise, can we conclude that the hypothesis "A christmas presentation lights up the city with pretty lights." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Sentence 1: A busy city scene with colorful lighted buildings and a lot of people walking on the street. Sentence 2: A Christmas presentation lights up the city with pretty lights. The answer is it is not possible to tell.


Student asked: Given the sentence "A young man on a bicycling is jumping up the stairs on his bike." can we conclude that "A man is eating lunch in the park."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A person eating lunch cannot be simultaneously jumping up the stairs on his bike. The answer is no.