Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:4/4
K:D
['(E<g) f>e', '(a<d) a>f']  
X:1
L:1/8
M:4/4
K:D
 f | (d>.D)(A>.F) (E<e) (e>.f) | d>D A>F A>Bd>A | B>dA>F (E<g) f>e | d>BA>F (D<d)d>f | 
 d>DA>F (E<e)e>f | D>DA>F A>Bd>A | B>dA>c (E<g) f>e | d>BA>F (D<d)D || g | 
 (f>.d)(a>.f) (b<g) (g>.b) | (a<d) (a>.f) (a<d) a>f | (g<b)(f<a){f} e>de>f | d>BA>F (A<d) d>g | 
 f>da>f (b<g) (g>b) | (a<d) a>f (a<d) a>f | (g<b)(a<f){f} e>de>f | d>B A>F (D<d)d ||  