este es el intro
e|-------------------------------------------------------|
B|--11~-----11--11-11-11-11-9-11----11-11-11-11-11-9-11--|
G|-------------------------------------------------------|
D|-------------------------------------------------------|
A|-------------------------------------------------------|
E|-------------------------------------------------------|
e|-------------------------------------------------------|
B|--11-11-11-11------------------------------------------|
G|--------------10-10-10--10-10-10--10-10-10-10----------|
D|-------------------------------------------------------|
A|-------------------------------------------------------|
E|-------------------------------------------------------|
e|---------------10-11-13---13-13-14-16-18---18-18-16-14-16-14-13|
B|--11-----11-13-------------------------------------------------|
G|----10---------------------------------------------------------|
D|---------------------------------------------------------------|
A|---------------------------------------------------------------|
E|---------------------------------------------------------------|
e|--13---11-11-13-14---13-11-9-9-11-13---11-9-8-8-10-12---15-13~--|
B|----------------------------------------------------------------|
G|----------------------------------------------------------------|
D|----------------------------------------------------------------|
A|----------------------------------------------------------------|
E|----------------------------------------------------------------|