Assemble a musical creation that incorporates the furnished motif and conforms to the predetermined alphabetical structure.
X:1
L:1/8
M:9/8
K:G
['gfg edc', 'B AAA A2 B']  
X:1
L:1/8
M:9/8
K:G
 d | gfg edc B2 G | gfg efg a2 f | gfg edc d2 B | GGG GAB d2 B :: AAA A2 B G3 | ABA ABc d2 B | 
 AAA A2 B GAB | gfg edc B2 G :|  