Create a musical composition following the given alphabetical pattern and incorporating the provided motif.
X:1
L:1/8
M:4/4
K:G
['GBBB GBBB dAAA d2 eg', 'g2 ga']  
X:1
L:1/8
M:4/4
K:G
|: A | B2 Bd A3 B | GBBB GBBB | dAAA d2 eg | fdcA AGGA | B2 Bd G2 AB | GBBB GBBB | dAAA d2 eg | 
 fdcA AGG :: B | d2 GG dGBd | g2 ga bage | dGGG d2 eg | fdcA AGGB | dGGG dGBd | g3 a bgaf | 
 g2 ga bgag | fdcA AG G :|  