Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['G3 A B2 gB BAGB AGED GBAF', 'g3 a bgaf']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 G3 A B2 gB | BAGB AGED | GBAF GABd | egaf gedB |"^5" G3 A B2 gB | BAGB AGED | GBAF GABd |1 
 (3efg fa gedB :|2 egfa gfed ||"^9" g3 a bgaf | gaba gfed | BcBA GABd | egfa gfed | 
"^13" g3 a bgaf | gaba gfed | (3BcB BA GABd | egfa g3 z |"^17" g3 a bgaf | g2 ba gfed | 
 B2 BA G2 Bd | ef f2 gfed |"^21" g3 a bgaf | g2 ba gfed | B2 BA GABd | egfa gedB | G8 ||  