A boy grinds a ledge on his skateboard.
A girl is skateboarding.
If "A boy grinds a ledge on his skateboard.", does it logically follow that "A girl is skateboarding."?

Options: 

 - yes

 - it is not possible to tell

 - no
no
If "A boy grinds a ledge on his skateboard.", does it logically follow that "A girl is skateboarding."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
no
assistant