Student asked: Given the sentence "A crowd stands behind a smiling blond woman in a striped shirt." is it true that "Whose sunglasses are perched on her head."?
Teacher's response: Let's think. A bunch of people sit behind a woman with sunglasses raised up on top of her head. The answer is no.


Student asked: Premise: "A man in glasses holding a cloth doll or puppet."
Hypothesis: "A man in glasses is holding a cloth doll."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The object may not be a doll but rather a puppet. The answer is it is not possible to tell.


Student asked: Can we conclude from "A person is doing snowboarding tricks." that "An athlete competes in the x games."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Not all people are athletes. The fact that the person is doing snowboarding tricks does not necessarily imply they are in the X Games. The answer is it is not possible to tell.


Student asked: Test for natural language inference.
Premise: "An old lady dressed in white is standing in front of a bus."
Hypothesis: "The suicidal lady stands in front of the bus."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. An old lady is standing in front of the bus doesn't mean that she's suicidal. The answer is it is not possible to tell.