Design harmonic structures to improve the musical piece.
F/ | ATB AF/A/ | dd c>B | TBA c>B | TBA d>F | ATB AF/A/ | dd c>B | TBA f>c | 
 ed d3/2 :: e/ | TfA TfA | Tfe de/f/ | TgB TgB | Tgf e>f | eA/c/ eA/c/ | ed c>B | 
 A/>B/c/>d/ e/>f/e/>c/ | dd d3/2 :|  
X:1
L:1/8
Q:1/4=80
M:2/4
K:D
 F/ |"D" ATB AF/A/ | dd"A" c>B |"A" TBA c>B |"D" TBA d>F |"D" ATB AF/A/ | dd"A" c>B |"A" TBA f>c | 
"D" ed d3/2 :: e/ |"D" TfA TfA | Tfe de/f/ |"G" TgB TgB | Tgf"Em" e>f |"A" eA/c/ eA/c/ | ed c>B | 
 A/>B/c/>d/ e/>f/e/>c/ |"D" dd d3/2 :|  