2 acessos
|--------------------------------------
|--------3-0--------3-0----------------
|-----------------------2--------------
|-1/2-2-------1/2-2--------------------
|--------------------------------------
|--------------------------------------
|-----------0--------------------------
|--------------------------------------
|--------------------------------------
|-1/2-2-4------2-4---------------------
|--------------------------------------
|--------------------------------------
|-------------------------------------------------
|--------3-0---------3-3/5-3--3-5-0------3-5-0----
|---------------------------2---------------------
|-1/2-2-------1/2-2-------------------------------
|-------------------------------------------------
|-------------------------------------------------