Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:2/2
K:A
['gf Bcde fefa']  
X:1
L:1/8
M:2/2
K:A
 ed |"A" c2 A2 ABAF | EFAB dcBA |1"Bm" d2 B2 BcBA | Bcde"E7" gf :|2"D" Bcde fefa | 
"E7" edcB"A" A2 |]: ed |"A" cAeA fAeA | cAeA fedc |1"Bm" dBfB gBfB | dBfB"E7" gf :|2"D" Bcde fefa | 
"E7" edcB"A" A2 |]  