Two young boys dressed in white karate uniforms compete with each other while a man looks on from the background.
The boys are in karate class.
If "Two young boys dressed in white karate uniforms compete with each other while a man looks on from the background.", does it logically follow that "The boys are in karate class."?

Options: 

 - yes

 - it is not possible to tell

 - no
it is not possible to tell
If "Two young boys dressed in white karate uniforms compete with each other while a man looks on from the background.", does it logically follow that "The boys are in karate class."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
it is not possible to tell
assistant