Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:6/8
K:Dmix
['A2 F GAG FDD', 'd3 de=f g3 g^fg afd gfg a2']  
X:1
L:1/8
M:6/8
K:Dmix
|: A2 F GAG | FDD DE/F/G | Add efd | ^cAB =cAG | A2 F GAG | FDD DFA | def gag | ed^c d3 :: 
 de=f g3 | g^fg afd | gfg a2 f | ged ^cAG | A2 F GAG | FDD DFA | def gag | edc d3 :|  