[Q] Can we conclude from "A man in a black jacket picking something up from a table." that "A man is not wearing a jacket."?
Options:
- yes
- no
- it is not possible to tell
[A] Either one is in a jacket or one is not wearing a jacket.
The answer is no.

[Q] Premise: "Two young black men in uniforms are smiling and give the thumbs up."
Based on this premise, can we conclude that the hypothesis "Men in uniforms are smiling." is true?
Options:
- yes
- it is not possible to tell
- no
[A] The men can be two young black men and are both in uniforms.
The answer is yes.

[Q] Premise: "A dog is drifting on a lake in a small boat."
Hypothesis: "The owners of this dog have left it to go swimming in the lake."
Do we know that the hypothesis entailed by the premise?
[A] A dog in a small boat does not imply that the owners of this dog have left it to go swimming.
The answer is it is not possible to tell.