Construct a harmonic backdrop to enhance the provided melody.
e |: f3 fgf | ecA ecA | Bcd ecA | Bcd efg | f3 fgf | ecA ecA | 
 Bcd ecA | ABc d3 :: B3 B=cB | GBB B=cB | ADD dDD | cDD =cDD | B3 B=cB | 
 GBB B=cB | AEA ABc | dAF D3 :|  
X:1
L:1/8
M:6/8
K:D
 e |:"D" f3 fgf |"A7" ecA ecA |"G" Bcd"A7" ecA |"G" Bcd"A7" efg |"D" f3 fgf |"A7" ecA ecA | 
"G" Bcd"A7" ecA |"A7" ABc"D" d3 ::"G" B3 B=cB | GBB B=cB |"D" ADD dDD | cDD =cDD |"G" B3 B=cB | 
 GBB B=cB |"A" AEA ABc |"D" dAF D3 :|  