Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
M:9/8
K:G
['', 'BAG GAG GDG', 'cAF FAF']  
X:1
L:1/8
M:9/8
K:G
 c |: BAG GAG GDG | BAG GDG ABc |1 BAG GAG GDG | cAF FAF ABc :|2 GBd gag gdB | cAF FAF ABc |: 
 ded/c/ BGG BGG | ded/c/ BGG ABc |1 ded/c/ BGG BGG | cAF FAF ABc :|2 GBd gag gdB | cAF FAF ABc ||  