Develop harmonious chord sequences to improve the overall sound of the piece.
C2 | F2 CF AFEF | Acde fcAF | G2 DG BGDG | Bdef gdBG | F2 CF AFEF | Acde fcAF | 
 BdGB AcFA | GFDE F2 :: e2 | f2 cf afef | cfag fedc | g2 dg bg^fg | 
 dgba g=fed | cfef afef | cfag fedc | BdGB AcFA | GFDE F2 :|  
X:1
L:1/8
M:4/4
K:F
 C2 |"F" F2 CF AFEF | Acde fcAF |"Gm" G2 DG BGDG | Bdef"C7" gdBG |"F" F2 CF AFEF | Acde fcAF | 
"Gm" BdGB"F" AcFA |"C7" GFDE"F" F2 :: e2 |"F" f2 cf afef | cfag fedc |"Gm" g2 dg bg^fg | 
 dgba"C7" g=fed |"F" cfef afef | cfag fedc |"Gm" BdGB"F" AcFA |"C7" GFDE"F" F2 :|  