Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
M:4/4
K:D
['A<F(F>E) (D>A) G/F/E/D/', 'd2 (f>d) B>e d/c/B/A/']  
X:1
L:1/8
M:4/4
K:D
 d |O A<F(F>E) (D>A) G/F/E/D/ | A<FF<A B2 (B<d) | A<F(F>E) (D>A) G/F/E/D/ | G<BF<A [A,E]2- [A,E] :| 
 c | d2 (f>d) B>e d/c/B/A/ | d>ef<d (B2 B>)c | d2 (f>d) B>e d/c/B/A/ | d>BA<F ([A,E]2 E>)c | 
 d2 (f>d) B>e d/c/B/A/ | d>ef<d (B2 B>)g | (3fed (3cde (3edB (3ABc | (3dcB (3AGF (3Efe (3dcBO |]  