prt 1
      ----------------------------------------------------------
      ----------------------------------------------------------
      -4-3333-4-33333-4-33333-4-33-4--4-33333-4-33-3-4-33-4-33--
      ----------------------------------------------------------
      
      ----------
      ----------
      4-33-4-33-
      ----------

[ Tab from: https://www.guitartabs.cc/tabs/s/system_of_a_down/science_btab.html ]
prt 2 ----------------------------------------------------------
      ----------------------------------------------------------
      4-33333-5-555555-6-66666----------------------------------
      ----------------------------------------------------------

      ----------------------------------------------------------
prt 3 ------0-1310----------------------------------------------
      ----3-----------------------------------------------------
      --4-------------------------------------------------------