Construct a harmonic backdrop to enhance the provided melody.
|: DFA GBd | Adf a2 g | fed Bcd | ecA GFE | DFA GBd | Adf a2 g | 
 fef gec | edc d3 :: afd dcd | BGF G2 F | E^GB e2 d | cA^G A2 g | 
 fdA FDF | GBd g2 g | fef gec | edc d3 :|  
X:1
L:1/8
M:6/8
K:D
|:"D" DFA"G" GBd |"D" Adf a2 g |"D" fed"Bm" Bcd |"G" ecA"A7" GFE |"D" DFA"G" GBd |"D" Adf a2 g | 
"D" fef"G" gec |"A" edc"D" d3 ::"D" afd dcd |"G" BGF G2 F |"E7" E^GB e2 d |"A" cA^G A2 g | 
"D" fdA FDF |"G" GBd g2 g |"D" fef"G" gec |"A" edc"D" d3 :|  