Student asked: Premise: "A baby boy wearing a shoulder life saver is at the very edge of an orange pool slide."
Based on this premise, can we conclude that the hypothesis "A baby boy is swimming." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. If he were at the edge of the pool then he could not be swimming. The answer is no.


Student asked: Given the sentence "Two men and a woman are walking down an old cobblestone street." can we conclude that "Two men are on their way to meet another man for drinks."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Men walking does not necessarily mean they are on their way to meet someone for drinks. The answer is it is not possible to tell.


Student asked: Premise: "People play their clarinets as the crowd enjoys the music."
Hypothesis: "Musicians are performing for a crowd."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The people are musicians because they are people that play clarinets. The answer is yes.


Student asked: Premise: "Man holding crying baby in chair near window."
Hypothesis: "A man and his child."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. The man could be babysitting for a friend and this may not be his child. The answer is it is not possible to tell.