Pssyche

RIFF 1 C-string=palm-muted, cut the chords with the fretting hand, except chords with a '.

D----------------------------|
A-3----3----3'--3----3----3'-|
F-2----2----2'--3----3----3'-|
C----0----0--------0----0----|
G----------------------------|
D----------------------------|

RIFF 2  C-string=palm-muted, F-string=slightly palm-muted.

D----------------------------------|
A----------------------------------|
F-2-----2-----2---3-----3-----3----|
C---0-0---0-0---0---0-0---0-0---0--|
G----------------------------------|
D----------------------------------|

As played sometimes. C string = palm-muted
D----------------------------------|
A-1-----1-----1---1-----1-----1----|
F-2-----2-----2---3-----3-----3----|
C---0-0---0-0---0---0-0---0-0---0--|
G----------------------------------|
D----------------------------------|


RIFF 3 C-string=palm-muted, play the chords as in RIFF 1 (').

D-3----3----3'--3----3-----3'-|
A-3----3----3'--3----3-----3'-|
F-2----2----2'--3----3-----3'-|
C----0----0--------0-----0----|
G-----------------------------|
D-----------------------------|

RIFF 4. C string = palm-muted, F-7 = slightly palm-muted

D---------------------------------|
A---------------------------------|
F-----7-7-----7-7-----7-7-----7-7-|
C-0-0-----0-0-----0-0-----0-0-----|
G---------------------------------|
D---------------------------------|


RIFF 5/ END RIFF  C-string =palm-muted, cut the chords by pressing with the fretting 
let ring the last chord.

D------3------3------3------3---------3----|
A------3------3------3------3-------3------|
F------2------2------3------3-----2--------|
C--0-0----0-0----0-0----0-0----0-----------|
G------------------------------------------|
D------------------------------------------|