Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/4=120
M:4/4
K:C
['D2 G3 A BA GF', 'e4 d2 cB AB']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:C
[K:G]|: D2 |"G" G3 A BA GF |"C" E4 e4 |"G" d2 B2"C" cB AG |"D" A6 D2 |"G" G3 A BA GF |"C" E4 e4 | 
"G" d2 B2"D" cB AB |"G" G6 :: d2 |"G" g3 a ba gf | g2 d4 B2 | g2 B2"C" cB AG |"D" A6 D2 | 
"G" G3 A BA GF |"C" E4 e4 |"G" d2 B2"D" cB AB |"G" G6 :|  