Student asked: Test for natural language inference.
Premise: "A middle-aged man reads a newspaper on a train."
Hypothesis: "The man is sitting on the train chairs."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Somebody on a train doesn't have to be sitting on the train chairs. The answer is it is not possible to tell.


Student asked: Given the sentence "A blond man in a blue shirt inspects his tennis racket with his fingers." is it true that "A blond man in a blue shirt does not have a tennis racket."?
Teacher's response: Let's think. Either the man does not have a racket or inspects his racket. The answer is no.


Student asked: Test for natural language inference.
Premise: "A woman stands in awe at the sight of a baby camel in the desert."
Hypothesis: "A woman see a baby camel."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. If a woman is in awe at the sight of a baby camel then the woman saw a baby camel. The answer is yes.


Student asked: Given the sentence "A brown dog biting a gray dogs ear." is it true that "A dog bites another dog's ear."?
Teacher's response:
Let's think. A brown dog is a dog biting ear of another dog (gray). The answer is yes.