A male youth is grinding a rail on his skateboard.
A male youth is moving.
If "A male youth is grinding a rail on his skateboard.", does it logically follow that "A male youth is moving."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "A male youth is grinding a rail on his skateboard.", does it logically follow that "A male youth is moving."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant