Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:6/8
K:G
['gag f3 e2 c', 'gfg bgd c3-']  
X:1
L:1/8
M:6/8
K:G
 B>A | GDG BGB | dBd gag | f3 e2 c | A3- A2 G | FDF AFA | cAc fgf | e3 edB | G3- GBA | GDG BGB | 
 dB/c/d gag | f3 e2 c | e3- e2 f | gag fed | edB GB/c/d | e^de f2 =d | g3- || g2 a | bfa g2 f | 
 gfg d2 B | gfg bgd | c3- cBA | DFA DFA | DFA f3 | e3 edB | G3- GB/c/d | bfa g3 | gfg d3 | 
 gfg bgd | c3- c3 | DFA D2 A | DFA fgf | e3 edB | G3- G ||  