VERSO(*)
|-------------------------------------------------------------------
|------------0-0--2-2-----5-4-5-4-5--0-0--2-2---------------- 7x
|-----2------------------------------------------------------------
|-------------------------------------------------------------------
|-------------------------------------------------------------------
|------------------------------------------------------------------- 2x
|----------5--------------------------------------------------------
|----7-7-----7--6-5-5-5----0--4--5-5--6------------------------
|-------------------------------------------------------------------
|-------------------------------------------------------------------
|--------5-----------------------------------------------------------
|---7-7----7--6-5-5-5--------------------------------------------
|-------------------------------------------------------------------
|-------------------------------------------------------------------
|----------------7---------5---------------------------------------
|-------------------------------------------------------------------
2x
|-----------------------------2-3-4--------------------------------
|------------0-1-2---2-3-4----------------------------------------
|----2--2----------------------------------------------------------
|-------------------------------------------------------------------
