Build a musical number by combining the given character designation and the presented melodic structure.
X:1
L:1/8
M:9/8
K:G
['BcB G']  
X:1
L:1/8
M:9/8
K:G
 BcB G E3 G2 | BcB G A2 d B2 | GcB G E3 G2 | BcB G A3 AG :|  