Create a musical composition using the given motif and adhering to the specified alphabetical musical form.
X:1
L:1/8
M:4/4
K:G
['G2 BG', 'gfeg fedB']  
X:1
L:1/8
M:4/4
K:G
|: G2 BG G2 BG | egfa gedB | G2 BG G2 BG | AcBA GE E2 :: gfeg fedB | gfga be e2 | gfeg fedB | 
 AcBA GE E2 :|  