Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
['D>E F<B A<F D2']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
|: D>E F<B A<F D2 | B,>E G/F/E/D/ C<A, A,>C | D>E F<B A<F D2 | B,>D C<A F<D D2 | D>E F<B A<F D2 | 
 B,>E G/F/E/D/ C<A, A,>C | D>E F<B A<F D2 | B,>D C<A F<D D2 | A>G F<d B<G G2 | B>A ^G<e c<A A>B | 
 A>G G<d B>A G<B | c>B A<a f<d d>B | A>G F<d B<G G2 | B>A ^G<e c<A A>B | 
 (3(dAB) (3(cde) (3(fde) (3(fga) | (3(bag) (3(fed) (3(cBA) (3(GFE) :|  