Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:6/8
K:G
['GAB DED', 'DBB DAA', 'efg ded', 'BDD EDD', 'B2 G']  
X:1
L:1/8
M:6/8
K:G
|: GAB DED | DcB AGE | GAB DED | GAG GED | GAB DED | DcB ABc | dcB AGE | GAG GED :: DBB DAA | 
 DBB AGE | DBB DAA | GAG GED | DBB DAA | DBB ABc | dcB AGE | GAG GED :: dcd efg | ded dBG | 
 d^cd efg | GAG GED | d^cd efg | ded def | gfe dcB | GAG GED :: BDD EDD | BGB AGE | BDD EDD | 
 GAG GED | BDD EDD | BGB ABc | dcB AGE | GAG GED :: B2 G A2 G | B2 G AGE | B2 G AGE | GAG GED | 
 BGG AGG | BGG ABc | dcB AGE | GAG GED :|  