Denny asked: Test for natural language inference.
Premise: "A man in pajamas is looking up at the ceiling."
Hypothesis: "The ceiling is being looked at by a man."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell.
Le: OK, so how can I answer with some explanation?
Is being looked at is a rephrase of is looking up at.
The answer: yes.