Student asked: Given the sentence "A man in a gray coat is standing on a washed out bridge." can we conclude that "A man is standing on a washed out bridge after having lost everything in a flood."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man observing flood damage does not have to have lost everything. The answer is it is not possible to tell.


Student asked: Premise: "An artist is drawing a portrait."
Hypothesis: "A photographer is taking pictures."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The photographer taking pictures contradicts the Artist drawing a portrait in the first sentence. The answer is no.


Student asked: If "A woman is walking in the street." does that mean that "Talking on a cellphone."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The woman talks on her phone as she walks down the street. The answer is yes.


Student asked: Premise: "Two people having drinks in a bar or restaurant."
Based on this premise, can we conclude that the hypothesis "Two people are drinking." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Two people having drinks is the same as two people drinking. The answer is yes.