A boy is grinding a skateboard down a concrete wall.
The boy is doing something athletic.
Is the premise "A boy is grinding a skateboard down a concrete wall." true if "The boy is doing something athletic."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
Is the premise "A boy is grinding a skateboard down a concrete wall." true if "The boy is doing something athletic."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant