Construct various chord sequences to enrich the harmonic texture of the selected musical composition.
fe |: d2 AG FDFA | BGBd cAce | f2 fd gfed | c2 e2 e2 fe | d2 AG FDFA | 
 BGBd cAce | f2 fd gfed |1 A2 d2 d2 fe :|2 A2 d2 d2 A2 |: dfaf dfaf | 
 gfef g2 ef | gfed cdeg | fefg f3 f | dfaf dfaf | gfef g2 ef | 
 gfed ceag |1 f2 d2 d2 A2 :|  
X:1
L:1/8
Q:1/8=200
M:4/4
K:D
 fe |:"D" d2 AG FDFA |"G" BGBd"A7" cAce |"D" f2 fd"G" gfed |"Em" c2 e2"A7" e2 fe |"D" d2 AG FDFA | 
"G" BGBd"A" cAce |"Bm" f2 fd"A7" gfed |1"D" A2 d2 d2 fe :|2"D" A2 d2 d2 A2 |:"D" dfaf dfaf | 
"Em" gfef g2 ef |"A7" gfed cdeg |"D" fefg"A" f3 f |"Bm" dfaf dfaf |"Em" gfef g2 ef | 
"A7" gfed ceag |1"D" f2 d2 d2 A2 :|  