Compose a harmonious melody following the provided chord sequence.
'D', 'A', 'D', 'G', 'A', 'D', 'A', 'D', 'G', 'D', 'A', 'A', 'D', 'A', 'D'  
X:1
L:1/8
M:2/2
K:D
 fg |"D" a^gaf dfbg | a^gaf d2 cd |"A" eAfA eAfA | edcB A2 fg |"D" a^gaf dfbg | a^gaf d2 cd | 
"G" BGFG"A" Adce |"D" f2 d2 d2 :: cd |"A" edcB AGEG |"D" FAdf a2 fa |"G" geBg"D" fdAf | 
"A" edcB A2 cd |"A" edcB AGEG |"D" FAdf afba |"A" gfed cABc |"D" d2 f2 d2 :|  