A surfer in all black is riding a wave.
A surfer surfs.
If "A surfer in all black is riding a wave.", does it logically follow that "A surfer surfs."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "A surfer in all black is riding a wave.", does it logically follow that "A surfer surfs."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant