Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:2/4
K:G
['G>A Bd gf ed', 'ae ae']  
X:1
L:1/8
M:2/4
K:G
|: G>A Bd | gf ed | eA AB | cd/c/ BA | G>A Bd | gf ed | ea ef | g2 g2 :: ae ae | ae e>f | gd gd | 
 gd d2 | ae ae | ae ef | ge dB | A2 A2 :|  