[Q] Premise: "Three researchers working in a lab."
Hypothesis: "The researchers are working."
Do we know that the hypothesis entailed by the premise?
[A] A team of three researchers can also be described as the researchers.
The answer is yes.

[Q] Can we conclude from "A woman jumping and singing while a man plays drums in the background." that "A woman plays the drums in the background while a guy jumps and sings."?
Options:
- yes
- no
- it is not possible to tell
[A] A woman cannot be jumping and singing while playing the drums. A man cannot be playing the drumms while he jumps and sings.
The answer is no.

[Q] Given the sentence "A little boy plays with a water toy while others watch." can we conclude that "Others watch a little boy as he runs a race."?
Options:
- yes
- it is not possible to tell
- no
[A] One does not play with a water toy while one runs a race.
The answer is no.