------------------------------------------------------|
------------------------------------------------------|
------------------------------------------------------|
------------------------------------------------------|
-0--2--3----3-2----2--0-----0--2--3---3-2---2-5---5-4-|
------------------------------------------------------|
-------------------------------------------------------|
-------------------------------------------------------|
-------------------------------------------------------|
-------------------------------------------------------|
-0-0-0-0-0-0-0-0-0-0----{-5-5-3------------------------|
------------------------{----------------3-5-5---------| x3