Create a composition using the given motif and incorporating the alphabet-based structure.
X:1
L:1/8
M:4/4
K:G
['B2 GB cAAc BGGB dddc BBGB cAAc', 'g2 ag']  
X:1
L:1/8
M:4/4
K:G
 B2 GB cAAc | BGGB dddc | BBGB cAAc | dBcA G3 :| Gggf g2 ag | fede f2 ef | dggf g2 ag | 
 fedc BG G2 | Gggf g2 ag | fede f2 ef | dggf gbag | fedc Bd g2 ||  