One of the buses is marked "Linea Express" while the other is marked "Metropolitan Transit System". 
The buses are marked.
If "One of the buses is marked "Linea Express" while the other is marked "Metropolitan Transit System". ", does this mean that "The buses are marked."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "One of the buses is marked "Linea Express" while the other is marked "Metropolitan Transit System". ", does this mean that "The buses are marked."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant