Create a musical composition employing the given alphabetic structure and melodic theme.
X:1
L:1/8
M:2/2
K:D
['d2 dc dAFA']  
X:1
L:1/8
M:2/2
K:D
"D" d2 dc dAFA |"D" dbab"A" fbaf |"D" d2 dc dAFA |"G" Beed"A" cABc |"D" d2 dc dAFA | 
"D" dbab"A" fbaf |"G" bagf edcB |"A" Aeed cABc ::"D" d2 a^g afdf |"D" abaf"A" edef | 
"D" d2 a^g afdf |"G" efed"A" cABc |"D" d2 a^g afdf |"D" abaf"A" e^deg |"G" bgaf gfed | 
"A" efed cABc :|  