Student asked: If "A man in an orange vest and a cap stands outside a ladies' bathroom." does that mean that "An employee waits outside of the bathroom to repair it."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. He could be there to clean it instead of being there to repair it. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A monk riding in a tricycle observing the surrounding and a driver wearing a yellow shirt."
Hypothesis: "They are in a blizzard."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Riding a tricycle would be hard to do in a blizzard. The answer is no.

Student asked: Premise: "A small dog is playing with a plastic bag on the sidewalk."
Hypothesis: "Nothing is playing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A small dog is either playing with a plastic bag or nothing is playing. The answer is no.

Student asked: Premise: "Two people and a leashed cow at a home."
Hypothesis: "They live on a farm."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. Two people who have a leashed cow at a home does not imply they live on a farm. The answer is it is not possible to tell.