h : hammer-on
-------1--------1------1------------1---------1------------|
-------------------4------------------------4--------------|
-----1----------------------------1------------------------|
---3----------3-----------------3---------3----------------|
-4----------3---------------1h2---------1------------------|
-----------------------------------------------------------|
(03:03)
-1----------1----------1---------1-------------------------|
-4----------4----------4---------4-------------------------|
-1----------1----------1---------1-------------------------|
-3----------3----------3---------3-------------------------|
-4----------3----------2---------1-------------------------|
-----------------------------------------------------------|