Create music using the specified musical structure and the provided theme.
X:1
L:1/8
M:2/2
K:G
['G2 GB AGAB GEDE A3 B GFGB', 'degB AGAB'  
X:1
L:1/8
M:2/2
K:G
 G2 GB AGAB | GEDE A3 B | GFGB AGAB | (3GFE DE G4 :: degB AGAB | degd e3 d | degB AGAB | 
 (3GFE DE G4 :|  