Student asked: Given the sentence "Musician in pink shirt plays guitar and sings." is it true that "A guitarist sings his own songs."?
Teacher's response: Let's think. A musician playing guitar and singing isn't necessarily playing his own songs. The answer is it is not possible to tell.


Student asked: Test for natural language inference.
Premise: "A white dog with a loose leash is on a dirt road."
Hypothesis: "A white dog with a loose leash is on a paved road."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The same road can't be both a paved road and a dirt road. The answer is no.


Student asked: Can we conclude from "Cameramen and other men in orange hard hats stand atop a platform overlooking the wide open vista." that "The cameraman and the other men are outdoors."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Standing atop a platform overlooking the wide open vista would imply that the men were outdoors. The answer is yes.


Student asked: Can we conclude from "A lady in a black tank top talks on her cellphone." that "A woman talks on her phone on the train."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:

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
Let's think. A woman might talk on her phone when she's not on the train. The answer is it is not possible to tell.