Student asked: Premise: "A man playing an exotic instrument is sitting in front of a calvin klein advertisement."
Hypothesis: "The man is playing a guitar."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The man is either playing a guitar or is playing an exotic instrument. The answer is no.


Student asked: Test for natural language inference.
Premise: "A singer in a white coat singing into the microphone."
Hypothesis: "A singer sings while the mic stand falls down."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. It cannot be assumed that the mic stand is falling down. The answer is it is not possible to tell.


Student asked: Premise: "Two boys standing in front of a hamburger stand."
Hypothesis: "Two kids hold hot dogs."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Not all boys in front of a hamburger stand are holding hot dogs. The answer is it is not possible to tell.


Student asked: If "A man doing a trick on a bike while in the air." does that mean that "The man is a pro biker."?
Options:
- yes
- it is not possible to tell
- no
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 doing a trick on a bike while in the air is not always a pro biker. The answer is it is not possible to tell.