This is the riff that is played throughout this song.
e|----------------------------------------------------------------|B|-10-9-7-7-----10-9-7------12-10-9-10-9-----12-10-9-10-----------|G|----------9----------9------------------------------------------|D|----------------------------------------------------------------|A|----------------------------------------------------------------|E|----------------------------------------------------------------|
e|-------------------------------------------------------------12-|B|-10-9-7-7-----10-9-7------12-10-9-10-9-----12-10-9-10---9-10----|G|----------9----------9------------------------------------------|D|----------------------------------------------------------------|A|----------------------------------------------------------------|E|----------------------------------------------------------------|
The second time is played like this
e|-------------------------------------------------------------12-|B|-10-9-7-7-----10-9-7------12-10-9-10-9-----12-10-9-10---9-10----|G|----------9----------9------------------------------------------|D|----------------------------------------------------------------|A|----------------------------------------------------------------|E|----------------------------------------------------------------|
the last time is played like this
e|----------------------------------------------------------------|B|-10-9-7-7-----10-9-7------12-10-9-10-9-----12-10-9-10-----------|G|----------9----------9------------------------------------------|D|----------------------------------------------------------------| x3A|----------------------------------------------------------------|E|----------------------------------------------------------------|
e|-------------------------------------------------------------12-|B|-10-9-7-7-----10-9-7------12-10-9-10-9-----12-10-9-10---9-10----|G|----------9----------9------------------------------------------|D|----------------------------------------------------------------|A|----------------------------------------------------------------|E|----------------------------------------------------------------|