Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:6/8
K:G
['GAG GBd gfe dBG cde', 'BcB Bef gfe e^de']  
X:1
L:1/8
M:6/8
K:G
 F | GAG GBd | gfe dBG | cde dfg | abg fed | GAG GBd | gfe dBG | cde dgB | dcA G2 :: B | BcB Bef | 
 gfe e^de | fdB fdB | ge^d eBG | BcB Bef | gfe e^de | fgf Bgf | e3 d2 :|  