Create a musical composition employing the given alphabetic structure and melodic theme.
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
['g>A f>A']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
|: A | F<A A>F G>F E>D | F<A A>G F>A d2 | F<A A>F G>F E>D | G>A, F>A, E/E/E BA | F<A A>F G>F E>D | 
 F<A A>G F>A d2 | F<A A>F G>F E>D | G>A, F>A, E/E/E cB | A<d de/f/ g>A f>A | 
 g>A f>A (3(efd) (3(cBA) | A<d de/f/ g>f g>b | a>g f>e d2 dc/B/ |1 A<d de/f/ g>A f>A | 
 g>A f>A e>f g>b | (3(aga) (3(def) (3(gfg) (3(Bcd) | (3(efd) (3(cBA) (3(ABG) (3(FED) :|2 
 A<d de/f/ g>A f>A | g>A f>A e>f g>b | (3(aga) (3(def) (3(gfg) (3(Bcd) | A>G F>E D2 D ||  