Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:G
['G3 A B3 A GBdB', 'dg g2']  
X:1
L:1/8
M:4/4
K:G
 G3 A B3 A | GBdB cAAB | AGFG A3 B | cBAG FDEF | G3 A B3 A | GBdB cABc | dBcA BG G2 | FGAc BG G2 :| 
 dg g2 bgaf | defg agfe | dg g2 bgag | fdcA BGBc | dg g2 bgaf | defg agfe | dg g2 dg g2 | 
 a3 g fdcA :|  