Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/8
M:2/2
K:Gmin
['d>cB>A (G2 G>)A B>A G<d B<G', 'b>ag>^f g2 d>g b<gd<g B<gd<g']  
X:1
L:1/8
M:2/2
K:Gmin
 ^c | d>cB>A (G2 G>)A | B>A G<d B<G G>^c | d>=cB>A G2 G>B | A>G F<f A<F F>^c | d>cB>A (G2 G>)A | 
 B>A G<d B<G G>A | B<Gc<A d<B=e<c | f>d c<f A<FF :| [fa] | b>ag>^f g2 d>g | b<gd<g B<gd<g | 
 a>gf>=e f2 c>f | a<f=e<f c<fA<f | b>ag>^f g2 d>g | b<gd<g B<gd<g | a<fg<=e f<d=e<c | 
 d<Bc<A B<GG ||  