E|---------------------------------------------------------------------------------------------|
B|---------------------------------------------------------------------------------------------|
G|---------------------------------------------------------------------------------------------|
D|--xx-8-xx-8-xx-8/6-6-xx-8-xx-8--------xx-8-xx-8-xx-8/6-6-xx-8-xx-8---------------------------|
A|--xx-6-xx-6-xx-6/4-4-xx-6-xx-6-8-6-4--xx-6-xx-6-xx-6/4-4-xx-6-xx-6-9-9-8-6-8-6-4-------------|
E|-------------------------------8-6-4-------------------------------9-9-8-6-8-6-4-------------|

Riff 2

E|------------------------------------------| ...
B|------------------------------------------| ...
G|------------------------------------------| ...
D|------------------------------------------| ...
A|--1--1-1-1-1--1-1-1-1--1-1-1-1-1-1-1-1-1-1| ...
E|--1--1-1-1-1--1-1-1-1--1-1-1-1-1-1-1-1-1-1| ...

etc

Riff 3

E|-------------------------------------------------------------------|
B|-------------------------------------------------------------------|
G|-------------------------------------------------------------------|
D|--------------------------------------------------4-4-4-4-6-6-6-6--|
A|-------------4-4------------------------------4-4-2-2-2-2-4-4-4-4--|
E|--1-1-4-4-6-6----1-1-4-4-6-6-4-4--1-1-4-4-6-6----------------------|

Riff 4

E|-----------------------------------------------------------------------------|
B|-----------------------------------------------------------------------------|
G|-----------------------------------------------------------------------------|
D|-----6-6-6-----6-6-6-----6-6-6----------6-6-6-----6-6-6-----6-6-6------------|
A|--1--4-4-4--1--4-4-4--1--4-4-4--8-2--1--4-4-4--1--4-4-4--1--4-4-4--6-8-------|
E|--1---------1---------1---------8-2--1---------1---------1---------6-8-------|

Riff 5

E|--------------------------------------------------------------------|
B|--------------------------------------------------------------------|
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|
A|--0-0-0-0-2-2-2-2-4-4-4-4-4-4-4-4--0-0-0-0-2-2-2-2-4-4-4-4-4-4-2-2--|
E|--0-0-0-0-2-2-2-2-4-4-4-4-4-4-4-4--0-0-0-0-2-2-2-2-4-4-4-4-4-4-2-2--|

Riff 6

E|-----------------------------------------------------|
B|-----------------------------------------------------|
G|-----------------------------------------------------|
D|---4-6-4-6-6^-6^-6^-6-4--6/8---11-11-11-13-11-6-8----|
A|--6--------------------6-4/6---9--9--9--11-9--4-6----|
E|-----------------------------------------------------|

Riff 7 (not exactly that)

E|----------------------------------------------------------------------------------------|
B|----------------------------------------------------------------------------------------|
G|----------------------------------------------------------------------------------------|
D|--11-14-13-9-13-13-14-11-14-13-9-13-13-14--11-14-13-9-18-18-16-16-21-19-16-18-19-16-11--|
A|--9--12-11-7-11-11-12-9--12-11-7-11-11-12--9--12-11-7-16-16-14-12-19-17-14-16-17-14-9---|
E|----------------------------------------------------------------------------------------|

E|-------------------------------------|
B|-------------------------------------|
G|-------------------------------------|
D|--11--13-14-16-17-17-17-17-17-17-17--|
A|--9---11-12-14-15-15-15-15-15-15-15--|
E|-------------------------------------|

Final Riff :

E|----------------------------------------------------------------------|
B|----------------------------------------------------------------------|
G|----------------------------------------------------------------------|
D|--------------------4-4-4-4-4-4-4-4------------------3-3-3-3-3-3-3-3--|
A|--1-1-1-1-1-1-1-1-1-2-2-2-2-2-2-2-2-6-6-6-6-6-6-6-6--1-1-1-1-1-1-1-1--|
E|--1-1-1-1-1-1-1-1-1-----------------6-6-6-6-6-6-6-6-------------------|

E|-------------------------|
B|-------------------------|
G|-------------------------|
D|-----4-4-6-6-6-----------|
A|--1--2-2-4-4-4-1-1-4-1---|
E|--1------------1-1-4-1---|