Develop harmonious chord sequences that enhance the given musical composition.
FE | DF Bc"^(Gm)" d2 cd | ed cB G2 FE | DF Bc"^(Gm)" dB AB | gf dB c2 FE | 
 DF Bc"^(Gm)" d2 cd | ed cB G2 FE | DF Bd cB Ac | B2 d2 B2 :: Bc | 
 dB AB GB FB | DF Bc dB AB | gB fB ed cB | Gc cB AB ce | 
 dB{c} (3(BAB) GB FB | DF Bc dB AB | gB fB ed cB | AF GA B2 :|  
X:1
L:1/8
M:2/2
K:Bb
 FE |"Bb" DF Bc"^(Gm)" d2 cd |"Cm" ed cB"F7" G2 FE |"Bb" DF Bc"^(Gm)" dB AB |"Eb" gf dB"F7" c2 FE | 
"Bb" DF Bc"^(Gm)" d2 cd |"Cm" ed cB"F7" G2 FE |"Bb" DF Bd"F7" cB Ac |"Bb" B2 d2 B2 :: Bc | 
"Bb" dB AB GB FB |"Bb" DF Bc dB AB |"Eb" gB fB ed cB |"C7" Gc cB"F7" AB ce | 
"Bb" dB{c} (3(BAB) GB FB |"Bb" DF Bc dB AB |"Eb" gB fB"Cm" ed cB |"F7" AF GA"Bb" B2 :|  