Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:4/4
K:G
['eAAc BG A2', 'dedB efge fg a2']  
X:1
L:1/8
M:4/4
K:G
|: eAAc BG A2 | eAAf g2 (3fed | eAAc BG A2 | G2 GB dedB :: efge fg a2 | efge dedB | efge fg a2 | 
 G2 GB dedB :|  