Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
M:4/4
K:D
['dABG F2 AF GFGB AGFD', 'D2 fd d2 g2 ag f2 df']  
X:1
L:1/8
M:4/4
K:D
 DFAF GFEF | D2 FA dABG | F2 AF GFGB | AGFD EB,CD | DF F2 GFEF | DEFA dABG | F2 AF GFGB | 
 AGFD ED D2 :| fd d2 g2 ag | f2 df edBA | fefa gfec | dcde fddA | dfaf gfeg | fAdf edBA | 
 GABG FAdB | AGFD ED D2 :|  