Student asked: Test for natural language inference.
Premise: "A competitive runner stops to tie his shoes."
Hypothesis: "The man is barefoot."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A competitive runner can not tie his shoes if he his barefoot. The answer is no.


Student asked: Can we conclude from "A young boy in a striped shirt running down a sand dune." that "A boy is  playing near a sand dune."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Running down a sand dune can be seen as playing near one. The answer is yes.


Student asked: Premise: "A woman and her children sit in a park surrounded by pigeons."
Hypothesis: "A woman and her children are in the park with a flock of pigeons."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. If you are surrounded by a flock of birds you are with them. The answer is yes.


Student asked: Given the sentence "A man playing an instrument." is it true that "The man is giving a musical perfomance."?
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 man playing an instrument doesn't imply that he is giving a musical performance. The answer is it is not possible to tell.