[Q] Can we conclude from "A man wearing an apron and green hat is flipping a large pancake in a kitchen." that "Nobody has a hat."?
Options:
- yes
- no
- it is not possible to tell
[A] If nobody has a hat then a man can not be wearing an apron and a green hat.
The answer is no.

[Q] Premise: "One man lays on a city stoop while another rests his head on a garbage can."
Hypothesis: "A man is thinking about the garbage can he is laying his head on."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] Resting his head on a garbage can does not mean the man is thinking about the garbage can.
The answer is it is not possible to tell.

[Q] Premise: "People examine books in a library."
Hypothesis: "People are buying books at the bookstore."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] People are either examining or buying books. They are either at a library or a bookstore.
The answer is no.