Given the sentence "A man plays a guitar while singing into a microphone." can we conclude that "A man sings into a microphone before his show."?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: Not all men who sing into a microphone do that in a show event..

Premise: "Two surgeons performing a surgery."
Hypothesis: "A pair of surgeons performing an operation."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

yes
Explanation: Surgeons performing surgery is another way of saying surgeons are performing operation..

Given the sentence "Three men are standing on a rather large extended platform to a cherry picker." is it true that "And they are posing for a group work picture."?

no
Explanation: Three men are falling to their death off of a cherry picker..

Test for natural language inference.
Premise: "A man is getting a shave in a barber shop."
Hypothesis: "The barber shop is closed for remodeling."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
no
Explanation: The barber shop cant be open and closed at the same time..