Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
Q:1/4=100
M:6/8
K:G
['d BdB AcA GBG D3 GGG d2']  
X:1
L:1/8
Q:1/4=100
M:6/8
K:G
 d | BdB AcA | GBG D3 | GGG d2 B | A3 z2 d | (Bd)B (Ac)A | (GB)G D3 | DDD B2 A | G3 z2 ||  