|----------------|---------- ------| ------||
 |----------------|---------- ------| ------||
 |/7--------------|/8-------- 9-8-7-| 5-4-3-||
 |/5--3333-----333|/6--4444-- 7-6-5-| 3-2-1-||
End: (Play 4 times)
-------------------
        ||--------------------------------|
        ||--------------------------------|
Clean:  ||--------------------------------|
        ||--------5-----------8-----7-----|
        ||----7---------6-----------------|
        ||0-------------------------------|
        ||                                |                                
        ||________________________________|_________________________________
        ||1.2.3.                          |4.                              |
        ||--------------------------------|--------------------------------|
        ||--------------------------------|--------------------------------|