Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
M:2/4
K:G
['B2 B2', 'gfed efge dcBA']  
X:1
L:1/8
M:2/4
K:G
 D>EGA | B2 B2 | c2 BA | BG E2 | DEGA | B2 B2 | TAGAB | GG G2 :: gfed | efge | dcBA | BG E2 | 
 gfed | efge | dcBA | GG G2 :|  