Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:4/4
K:D
['f2 gfed']  
X:1
L:1/8
M:4/4
K:D
 (3ABc |"D" ddcd BAFA | ddcd"A" e2 Bc |"D" d2 cd BAFD |"A7" GFEG"D" FDFA |"D" d2 cd BAFA | 
 ddcd"A" eABc |"D" d2 cd BdAd |"A7" fdec"D" d2 z2 :: Ad |"D" f2 fa"A" gfed |"D" f2 fd"A" Bcde | 
"D" f2 fa"G" gfed |"A7" cdeg"D" fddd |"D" f2 fa"A" gfed |"D" f2 fd"A" Bcde |"D" f2 fa"G" gfed | 
"A7" cABc"D" d2 :|  