Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:3/4
K:G
['GB d2 d2 dd B2 G2 ce']  
X:1
L:1/8
M:3/4
K:G
 GB d2 d2 | dd B2 G2 | ce g2 gf | d6 | df g4 | ee c3 A | AF A2 cB | G6 |]  