intro:
e -----------------------------------------------------------------|
b -----------------------------------------------------------------|
g --13-------------------------------------------------------------|
d ------14-14-16-14-11-14-14-16-14-11-9-7-7-11-14-16---------------|
a --11-------------------------------------------------------------|
e ------12-12-14-12-9--12-12-14-12--9-7-5-5--9-12-14---------------|

e -----------------------------------------------------------------|
b -----------------------------------------------------------------|
g --13-------------------------------------------------------------|
d ------14-14-16-14-11-14-14-16-14-11-9-7-7-11-14-16---------------|
a --11-------------------------------------------------------------|
e ------12-12-14-12-9--12-12-14-12--9-7-5-5--9-12-14---------------|

e -----------------------------------------------------------------|
b -----------------------------------------------------------------|
g --13-------------------------------------------------------------|
d ------14-14-16-14-11-14-14-16-14-11-9-7-7-11-14-16---------------|
a --11-------------------------------------------------------------|
e ------12-12-14-12-9--12-12-14-12--9-7-5-5--9-12-14---------------|