[Q] Premise: "A group of african american males in lab coats looking through microscopes."
Hypothesis: "A group of men look through microscopes."
Do we know that the hypothesis entailed by the premise?
[A] African American males in lab coats describe the same group of men as in group 2.
The answer is yes.

[Q] Can we conclude from "A man in a field with a blue jacket and a hat holding a stick with two dogs." that "A man teaches his dogs how to fetch."?
Options:
- yes
- no
- it is not possible to tell
[A] A man can have a stick and not be teaching the dogs how to fetch.
The answer is it is not possible to tell.

[Q] Can we conclude from "A man is playing a black grand piano." that "A woman is strumming a harp."?
Options:
- yes
- no
- it is not possible to tell
[A] A man is not playing a piano if a woman is strumming a harp.
The answer is no.