Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/8
M:4/4
K:D
['', 'F>G ^G>A', 'd2 d>c'  
X:1
L:1/8
M:4/4
K:D
 G- GA/G/ |: F>G ^G>A f/e/d A>F | G>A _B>=B g/e/B- B>d | c>b a>g f>e d>c | 
 (3dfe (3dcB (3ABA (3GFE | F>G ^G>A (3fed (3cBA | G>A _B>=B (3gfe (3dcB | 
 (3cba (3gfe (3dcB (3ABc |1 (3dAf (3dAF DG- GA/G/ :|2 (3dAf (3dAF Da- ab/a/ |: d'>a f>d A>F D>=C | 
 B,>E G>B e<g b>^d' | e'>b g>e B>G E>D | C>E A>c e<a c'>e' | f'>d' a>f dc =cA | 
 G>B d>g b>c' (3e'd'b | (3af'e' (3d'c'b (3aba (3gfe |1 d2 d>c da- ab/a/ :|2 d2 d>c dG- GA/G/ ||  