Student asked: Test for natural language inference.
Premise: "A man standing next an older silver van."
Hypothesis: "A man was about to get into his van."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The man owns the silver van he is standing next to and is about to get into it. The answer is it is not possible to tell.

Student asked: Can we conclude from "A group of people in a street marketplace." that "There are people watching a movie."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. People in a street marketplace cannot be watching a movie at the same time. The answer is no.

Student asked: Can we conclude from "A mom helps her young child play with a lego train set." that "The child just received this toy train as a birthday gift."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Just because a mom helps her young child play with a train set does not mean the child received it for a birthday gift. The answer is it is not possible to tell.

Student asked: Premise: "The man in the blue outfit is cooking in the kitchen."
Based on this premise, can we conclude that the hypothesis "The man is working on his car." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. One can not be working on a car and cooking in a kitchen simultaneously. The answer is no.