KEY:
|   |   = triplet
|-3-|
    h   = hammer on

Riff 1(Intro)

g|------------------------------------------| x2
d|--------------------------------5-5--7-5--|
a|7--5-5-5-7--5--7---7-7--5--7--7----------5|
e|------------------------------------------|     

     |   |     
     |-3-|

Riff 2(Verse)

g|---------------------------------------------------| x8
d|---------------------------------------------------|
a|5h7-7-5h7-7-5h7-7-5h7-7-5h7-7-5h7-7----------------|
e|------------------------------------3-3-3-3-6-6-6-6|

the gap between the verses play Riff 1 twice.
then play Riff 2 again 4 times. 
the gap between the verses and chorus play Riff 1 twice.

Riff 3(Chorus)

g|---------------------------------|  x4
d|---------------------------------|
a|5--5-5--5--------5--5-5--5-------|
e|---------3-4-3-4----------5-4-5-4|

then play Riff 2, 6 times.
then play Riff 3, 6 times.
then Riff 2 again 4 times.
rest a couple bars, 
then play Riff 3, 10 times.