Student asked: Premise: "A young girl concentrating on a game of checkers."
Hypothesis: "The girl is watching a chess match."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A girl watching a game of chess cannot be concentrating on checkers. The answer is no.


Student asked: Can we conclude from "An old woman next to the sidewalk." that "The older woman is walking on the street."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A woman next to the sidewalk doesn't mean she is walking on the street. The answer is it is not possible to tell.


Student asked: Given the sentence "A little boy and a woman are looking out the window of a train." can we conclude that "A little boy and a woman are looking out the window of a submarine."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A train and submarine are different things. The people can not be looking out the window of both. The answer is no.


Student asked: Premise: "A man takes a quick break from working to pose of a picture."
Based on this premise, can we conclude that the hypothesis "The man is on duty." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The man would not take a break from working while on duty. The answer is no.