This is the opening riff.
-----------------------------------------------------------------------------
-5-0-0-3-0-0-5-0-0-3-0-0------5-0-0-3-0-0-5-0-0-3-0-0-------------0-3-0-3-0-0
-------------------------2-1--------------------------2-1-----1-2------------
-----------------------------------------------------------2-----------------
-----------------------------------------------------------------------------
-----------------------------------------------------------------------------
---------------------
-------0-3-0-3-0-0---
---1-2---------------
-2------------------- play this riff twice, then play this riff ...
---------------------
---------------------
-------------------------------------------------------------------
-5---3---5---3-------5---3---5---3-------5---3---5---3-------
----------------2-1-----------------2-1-----------------2-1---
---------------------------------------------------------------
---------------------------------------------------------------
----------------------------------------------------------------
----------------------------------------------------------------
-5---3---5---------0-3-0-3-0-0--------0-3-0-3-0-0---------
---------------1-2----------------1-2-------------------
-------------2------------------2-------------------------
-----------------------------------------------------------
-------------------------------------------------------------
