Es el punteo de la intro
e----------------------------------7-8/10-8-7-8-12--------------
B--0---7-8-10-12-----------------9------------------------------
G----9-8-9-11-12--9-8-9-10-9-8-9--------------------------------
D---------------------------------------------------------------
A---------------------------------------------------------------
E---------------------------------------------------------------
e--15-15--14-14--12-14-12-14--12-14-12-10-8-8-7-6-7-8-7-8/10----
B---------------------------------------------------------------
G---------------------------------------------------------------
D---------------------------------------------------------------
A---------------------------------------------------------------
E---------------------------------------------------------------
e--8-8-7-7---------7----8----7-7------------------7-------------
B----------10-9-10---10-10-------10-10-8-7-8-10-8-8-------------
G-------------------------------------------------------------