Student asked: Given the sentence "A group of college students sitting on a couch in a coffee shop discussing an exam they just took." can we conclude that "Everybody is studying."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Discussing is talking with others; studying is usually quiet and solitary. The answer is no.


Student asked: Test for natural language inference.
Premise: "People in animal costumes entertain a crowd."
Hypothesis: "Some wrestlers fight each other for the crowd."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. People in animal costumes does not necessarily mean they are wrestlers. The answer is it is not possible to tell.


Student asked: Given the sentence "A monk is walking through the city." is it true that "The moonk runs through the forest carrying the holy grail."?
Teacher's response: Let's think. The monk is either walking through the city or running through the forest. The answer is no.


Student asked: Can we conclude from "A young guy in a black windbreaker smiles at someone." that "An old guy shouts angrily at the crowd passing by."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. A person cannot smile and shout at once. Also is it a young guy or an old guy. The answer is no.