Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:2/4
K:G
['G2 Bd cAFD GBdg d2 B2 c2', 'd2 B2']  
X:1
L:1/8
M:2/4
K:G
 G2 Bd | cAFD | GBdg | d2 B2 | c2 Ac | BABG | cA FD | G2 B,2 :: d2 Bc | dB ge | d2 (Bc) | d2 B2 | 
 g2 (eg) | gefd | e2 ^c2 | d=cBA | G2 (Bd) | cAFD | GBdg | d2 B2 | ce Ac | Bd GB | Ac DF | 
 G2 B,2 :|  