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Main Riff 
      F#               G#               D#               A# 
G|----------------------------------------------8-8---------------------------| 
D|------------4-4--------------6-6----------8-8-----8-8----------8-8----------| 
A|--------4-4-----4-4------6-6-----6-6--6-6------------------8-8-----8-8------| 
E|----2-2--------------4-4-------------------------------6-6------------------| 

Main Riff Variation 
      A#               D#               C#               G# 
G|-----------------------------8-8--------------6-6--------------------------| 
D|------------8-8----------8-8-----8-8------6-6-----6-6----------6-6---------| 
A|--------8-8-----8-8--6-6--------------4-4------------------6-6-----6-6-----| 
E|----6-6------------------------------------------------4-4-----------------|