Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['dcBG DGBd', 'g2 bg']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 dcBG DGBd | egdg egdB | dcBG DGBd | egdc BG G2 | dcBG DGBd | egdg efge | d2 BG DGBd | 
 egdc BG G2 |] g2 bg egde | g2 ag ea a2 | g2 bg egdB | dega bg g2 | g2 bg egde | g2 ag ea a2 | 
 g2 fg egdB | dega bg g2 |]  