intro 1: 
E|-0-----------------------------------|
B|-0-----------------------------------|
G|-0-----------------------------------|
D|-2---------------------------3-----3-|
A|-2------2h3-2----------------3-----3-|
E|-0--------------3---5----0-0-1-0-0-1-|
               +       +    pm->  pm->  
 intro 2: 
E|-0-----------------------------------|
B|-0-----------------------------------|
G|-0-----------------------------------|
D|-2---------------------------5-----4-|
A|-2------2h3-2----------------5-----4-|
E|-0--------------3---5--------3-----2-|
               +       +
 intro 3: 
E|(0)----------------------------------|
B|(0)----------------------------------|
G|(9)----7---9-------------------------|
D|(9)----7---9-------------------------|
A|(7)----5---7-------------------------|
E|(0)------------------5~~~-----3~~~---|
  Chord in parenthesis only played first time 

 verse riff: 
E|-------------------------------------|
B|-----------------------------(0)-----|
G|-7---9-----7---9--------------0------|
D|-7---9-----7---9---------------------|
A|-5---7-----5---7---------7-----------|
E|---------------------5-----------3---|