Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:4/4
K:G
['GFG AF GABc dgfg', 'egfg dgfg']  
X:1
L:1/8
M:4/4
K:G
 Bc | dBGB cAFA |3 GFG AF GABc | dgfg efge | dBGB A2 Bc | dBGB cAGA ||3 GFG AF GABc | dgfg ecAF | 
 G2 B2 G2 :: Bc | dgfg egfg | dgfg egfg | dgfg efge | dBGB A2 Bc | dBGB cAFA |3 GFGAF GABc | 
 dgfg ecAF | G2 B2 G2 :|  