Student: Test for natural language inference.
Premise: "An old man in a hat sits and looks straight ahead."
Hypothesis: "The old man is sleeping at home in his chair."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell.
Teacher: Let's think:
An old man who looks straight ahead cannot at the same time be sleeping. So the final answer is no.