Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:12/8
K:G
['dBG ABA G3', 'dBG ABA G3']  
X:1
L:1/8
M:12/8
K:G
|: D3 DB,D E2 D G2 D | E2 D GAB A3 AGE | DED DB,D E2 G GAB |1 dBG ABA G3 GFE :|2 dBG ABA G3 GBd |: 
 g3 gag e2 d dBd | edB dBG A3 AGA | B3 BAG E2 G D2 B |1 dBG ABA G3 GBd :|2 dBG ABA G3 GFE ||  