Riff Principal:
E|----------------------------------|
B|----------------------------------| (2x)
G|-----4-----4----------3-----3-----|
D|---6-----6-----6----6-----6-----6-|
A|----------------------------------|
E|-4-----4-----4----4-----4-----4---|

E|----------------------------------|
B|----------------------------------| (2x)
G|-----4-----4----------3-----3-----|
D|---2-----2-----2----2-----2-----2-|
A|----------------------------------|
E|-0-----0-----0----0-----0-----0---|

E|------------------------------|
B|------------------------------| 
G|------------------8-(b9)--------|
D|-6-5-8--6-5-8--2-------(b9)-5-8-|
A|------------------6-7---------|
E|-4-3-6--4-3-6--0-------7--3-6-|