Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:6/8
K:G
['dBG GFG', 'B cec A2 c BGB']  
X:1
L:1/8
M:6/8
K:G
|: B/c/ | dBG GFG | EFG cge | dBG GFG | DFA c2 e | dBG GFG | EFG cge | dBG cAF | G3 G2 :: B | 
 cec A2 c | BGB GBG | DFA cec | GBG D2 B | cec A2 c | BGB GFG | Bcd cde | d3 d/c/Bc :|  