QUESTION: If "Dirt biker on a professional riding course near an airport." does that mean that "Composed of dirt."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A man rides his dirt bike on a track by the airport.
The answer is it is not possible to tell.

[QUESTION] If "A young boy plays with a machine gun on a jeep." does that mean that "Young boy playing with machine gun."?
Options:
- yes
- it is not possible to tell
- no
Young boy playing with machine gun meas he has a gun.
The answer is yes.

Q: Premise: "A black and white dog catc."
Based on this premise, can we conclude that the hypothesis "An animal with fur in two colors grabs something in motion." is true?
Options:
- yes
- it is not possible to tell
- no
A: To catch something is to grab something in motion. Two colors can be black and white. A dog is an animal with fur.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "Man sings and plays guitar while another man plays guitar behind him."
Hypothesis: "Two men perform as street musicians."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The men could be playing music for many other reasons aside from being street musicians.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two men outside one working with a pole in hand." can we conclude that "Two men work outside one with a pole in hand and the other carefully measuring their work."?
Options:
- yes
- it is not possible to tell
- no
Just because one of the men has a pole in hand does not mean that other man is carefully measuring their work.
The answer is it is not possible to tell.

Q: Premise: "A man in a vest and tie is playing the guitar on a sidewalk."
Based on this premise, can we conclude that the hypothesis "A man playing a guitar." is true?
Options:
- yes
- it is not possible to tell
- no
A:
Playing a guitar on a sidewalk is a way of playing a guitar.
The answer is yes.