Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:6/8
K:D
['AFF dFF A^GB', 'B3 ABc d2 A dfa agf gfe', 'B2 A']  
X:1
L:1/8
M:6/8
K:D
|: AFF dFF | A^GB AFD | AFF dFE | DFA B3 | AFF dFF | A^GB AFE | F3 AFE | DFA B3 :: ABc d2 A | 
 dfa agf | gfe fdB | AFA |1,2,3 B3 :|4 B2 A |: Bbb Baa | gfe fdA | Bbb BdB | AFA B2 A | Bbb Baa | 
 gfe fdB | AdB AFE | DFA |1 B2 A :|2 B2 d ||  