I swear Tabbed by Christian Bendaña Guitar (clean tone): e---------------------------------------------------------------------------| b---------------------------------------------------------------------------| g----------4------------------7s9-6--------------------------------4--------| d--4-5-7-7---7-5-4---4-5-7-7--------7-9-7-4--4-5-7-7-7s9-------------7-5-4--| a--------------------------------------------------------5-7s9-7------------| E---------------------------------------------------------------------------| e---------------------------------------------------------------------------| b---------------------------------------------------------------------------| g----------4----------------7s9-6-----------7-9-9s11-9s11-9-7-7-9s11-9-7-7--| d--4-5-7----7-5-4--4-5-7-7--------7-9-7-4-----------------------------------| a---------------------------------------------------------------------------| E---------------------------------------------------------------------------| e---------------------------------------------------------------------------| b---------------------------------------------------------------------------| g--9s11-9-----7s9-7--4-6-7-7-7------4-6------7s9-7--4-6-7-7-7-----4-6-------| d----------7------------------4-7------7---7------------------4-7-----7-----| a---------------------------------------------------------------------------| E---------------------------------------------------------------------------| e---------------------------------------------------------------------------| b----------3---------3s5----------3-3s5-5s7-7-7-7b8-------------------------| g----------------------------------------------------9----------------------| d--4-5-4-2---4-5-4-2------4-5-4-2--------------------------7s9-7------------| a--------------------------------------------------------7------------------| E---------------------------------------------------------------------------| Repeat all with palm mute on first line. On second chorus just transpose it two step higher.