[Q] Test for natural language inference.
Premise: "A closeup of a dog licking his nose."
Hypothesis: "A dog is showing his tongue."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] The dog is either licking his nose or showing his tongue.
The answer is yes.

[Q] Premise: "A drama group watching two performers dance."
Hypothesis: "A group watches two female performers dance."
Do we know that the hypothesis entailed by the premise?
[A] Not all groups are drama groups. Not all performers are female.
The answer is it is not possible to tell.

[Q] Given the sentence "The backs of the heads of two men that are plugging their ears while riding the subway." can we conclude that "The two men riding the subway are coworkers."?
Options:
- yes
- it is not possible to tell
- no

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
[A] Riding the subway together does not imply two men are coworkers.
The answer is it is not possible to tell.