|--------------------6-6-6-6--------------------------------------------|
|--------------------6-6-6-6--------------------------------------------|
|--6-6-6-6--6-6-6-6--6-6-6-6--8-8-8-8-----------------------------------|
|--8-8-8-8--4-4-4-4--8-8-8-8--6-6-6-6-----------------------------------|
|--8-8-8-8--4-4-4-4-----------6-6-6-6-----------------------------------|
|-----------------------------------------------------------------------|