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

RIFF B

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

RIFF C

E|---------------------------------|
B|---------------------------------|
G|-------6-------8-------6---------|
D|-8-8-8---6-6-6---8-8-8---6-5-6-7-|
A|---------------------------------|
E|---------------------------------|

RIFF D

E|---------------------------------------|
B|---------------------------------------|
G|---------------------------------------|
D|--------7---------9---------7----------|
A|-9-9-9--5--7-7-7--7--9-9-9--5--7-6-7-8-|
E|-7-7-7-----5-5-5-----7-7-7-----5-4-5-6-|

Now, here?s how the riff pattern goes:

A  (4x)
B  (4x)
C  (2x)
A  (4x)
D  (4x)
A  (4x)
B  (4x)
D  (6x)
A  (until end of song)