Two bikers pose for a picture, one of which is wearing a skull mask.
The bikers are not both wearing masks.
Is the premise "Two bikers pose for a picture, one of which is wearing a skull mask." true if "The bikers are not both wearing masks."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
Is the premise "Two bikers pose for a picture, one of which is wearing a skull mask." true if "The bikers are not both wearing masks."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant