Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
['AFD DFA B2 d F2 A', 'D2 g fed dAd efe efg fed']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
 d/B/ | AFD DFA | B2 d F2 A | AFD DEF | GFG EFG | AFD DFA | B2 d F2 A | Bdd F2 E | FDD D2 :| g | 
 fed dAd | efe efg | fed faa | agf eag | fed B2 d | A2 d F2 A | Bdd F2 E | FDD D2 :|  