First Riff
E|--------------------------------------------------------------|
B|--------------------------------------------------------------|
G|--------------------------------------------------------------|
D|--------------------------------------------------------------|
A|-------1-3-------------------1---| gradually bend---------------|
E|-0---5-----3---5b--0-3-5-0------------------------------------|


2nd Riff
E|---------------------------------|
B|---------------------------------|
G|---------------------------------|
D|---------------------------------|
A|-----------------------3-----5---|
E|-0-0-0-0-0-0-0-0-0-0-0---5-3-----|
  . . . . . . . . . . .