Cifra da música: Boom - System of a Down

Riff 1: (normal)

e-----------------------------------------------------------------------
B-----------------------------------------------------------------------
G-----------------------------------------------------------------------
D-----------------------------------------------------------------------
A-3-3-2-2--3-3-2-2--3-3-2-2--3-3-2-2---3-3-2-2--3-3-2-2--3-3-2-2--3-3-2-
E-----------------------------------------------------------------------
                                       (entra baixo)
Riff 2: (rápido)

e-----------------------------------------------------------------------
B-----------------------------------------------------------------------
G-----------------------------------------------------------------------
D---------5-----------------5-------------------4----------------4------
A-3-5-6-3---6-5-6---3-5-6-3---6-5-6-----2-4-5-2---5-4-5--2-4-5-2---5-4-5
E-----------------------------------------------------------------------


E-----------------------------------------------------------------------
B-----------------------------------------------------------------------
G-----------------------------------------------------------------------
D---------8-----------------8------------------5-----------------5------
A-5-7-8-5---8-7-8---5-7-8-5---8-7-8----3-5-6-3---6-5-6---3-5-6-3---6-5-6
E-----------------------------------------------------------------------

Riff 3: (normal)

e-----------------------------------------------------------------------
B-----------------------------------------------------------------------
G-12-12-11-11-12-12-11-11-12-12-11-11-12-12-11-11-----------------------
D-----------------------------------------------------------------------
A-----------------------------------------------------------------------
E-----------------------------------------------------------------------


e-----------------------------------------------------------------------
B-------------11---------------11---------------11--------------11------
G-12-11-12-14------12-11-12-14------12-11-12-14------12-11-12-14--------
D-----------------------------------------------------------------------
A-----------------------------------------------------------------------
E-----------------------------------------------------------------------


Riff 4a: 

B (4x)

(C C B B) (4x)

B (4x)


Riff 4b:

B (4x)

(C C B B) (4x)

B (4x)

B (7x rapido)

Riff 4c:

B (4x)

(C C B B) (4x)

B (4x)

B (8x rapido)


Riff 5: (devagar)


F / A# A / A# C C# / F E

Riff 6:

C C B B C C B (último sí forte)


Sequência de rifs:

Riff nº     Tempo na música (segundos)

Riff 1      (0:00 ~ 0:11)
Riff 2      (0:12 ~ 0:24)
Riff 3      (0:25 ~ 0:36)
Riff 4a     (0:37 ~ 0:49)
Riff 2      (0:50 ~ 1:01)
Riff 3      (1:02 ~ 1:14)
Riff 4b     (1:15 ~ 1:29)
Riff 5      (1:30 ~ 1:54)
Riff 4c     (1:55 ~ 2:10)
Riff 6      (2:11 ~ 2:15)





_______________________________________________________
Contribuição: Francimar Luciano dos Santos(chicomar@ibest.com.br) 
Correção: Eugênio Nt (eulink@bol.com.br)