x----------------------|x2x----------------------|x----------------------|x4---4----4\3---8------|x--6--6-6--------------|x----------------------|
x-----------------------------|x-----------------------------|x-----------------------------|x-4---4------4/3--4---4-----8-|x---6---6--6--------6--6-6----|x-----------------------------|
x-----------------------------|x-----------------------------|x-----------------------------|x-4---4------4/3--4---4-----8-|x---6---6--6--------6--6-6----|x-----------------------------|
x-----------------------------|x-----------------------------|x-----------------------------|x-4---4------4/3--4---4-----8-|x---6---6--6--------6--6-6----|x-----------------------------|
