Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:6/8
K:D
['cAF GB/A/G', 'cAA fed']  
X:1
L:1/8
M:6/8
K:D
 FDD A2 d | cAA BAG | FDD AdB | cAF GB/A/G | FDD def | ged cde | fef ded |1 cAF GB/A/G :|2 
 cAF GAB || cAA fed | cAA A2 B | cAA fed | cAF GAB | cAA fed | cAA cde | fef ded |1 cAF GAB :|2 
 cAF GB/A/G ||  