Riff A
Ab -----------------|
Eb -----------------|
B -----------------|
Gb -5---5---5---5h6-|
Db --5---5---5------|
Ab ---5---5---5-----|
Riff B
|------------------------------------------|
|------------------------------------------|
|------------------------------------------|
|-12-12-12-12/13-13------------------------|
|-10-10-10-10/11-11-0-8h10-1-1-1-1-2-1-0---|
|-10-10-10-10/11-11-0-8h10-1-1-1-1-2-1-0---|
. . . .
[ Tab from: https://www.guitartabs.cc/tabs/s/staind/a_flat_tab_ver_5.html ]
Riff C
|------------------------------------------------------------|
|------------------------------------------------------------|
|------------------------------------------------------------|
|------------------------------------------------------------|
|-8h10-8-8h10-8-8h10-8-8h10-8-8h10-8-8h10~~~-1-1-1-1-2-1-0---|
|-8h10-8-8h10-8-8h10-8-8h10-8-8h10-8-8h10~~~-1-1-1-1-2-1-0---|
. . . . .
Riff D
|-------------|
|-------------|
|-------------|
|-----12---10-|
|---9-----8---|
|-9------8----|
Riff E
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|
|----------------------------------------|
|-12-10-11-9-8-10-x-x-9-11-10-8-8-10-x-x-|
|-12-10-11-9-8-10-x-x-9-11-10-8-8-10-x-x-|
Riff F
|--------------------------------------|
|--------------------------------------|
|--------------------------------------|
|-12-12-12-12/13-13--------------------|
|-10-10-10-10/11-11-0-0-8h10-0-0-12/11-|
|-10-10-10-10/11-11-0-0-8h10-0-0-10/-9-|
. . . .
