Utilizing the provided musical theme and letter-based structure, compose a piece of music.
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
['A3/2{d}A/{e}A3/2{d}c/{gBd}B>A{g}B<c |{g}', '(3(efg){ag}(3(a3/2e/agf){gef}e>c d>f{gef}e>c{g}B3/2{d}c/{gfg} f2{g} (3(efg){ag}(3(a3/2e/agf){gef}e>c e>f{ag}a>e{g}f<a{fg} f2 |{g}']  
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
|:{g} A3/2{d}A/{e}A3/2{d}c/{gBd}B>A{g}B<c |{g} A3/2{d}A/{e}A3/2{d}c/{g}e>f{gef}e>c | 
{g} A3/2{d}A/{e}A3/2{d}c/{gBd}B>A{g}B<c |{g} e<f{gef}e>c{g}B3/2{d}c/{gfg} f2 :| 
{g} (3(efg){ag}(3(a3/2e/agf){gef}e>c |{g} e>f{ag}a>e{g}f<a{fg} f2 | 
{g} (3(efg){ag}(3(a3/2e/agf){gef}e>c | 
{Gdc} d>f{gef}e>c{g}B3/2{d}c/{gfg} f2{g} (3(efg){ag}(3(a3/2e/agf){gef}e>c | 
{g} e>f{ag}a>e{g}f<a{fg} f2 |{g} (3(efg){ag}a>e{gfg}f>d{gef}e>c | 
{g} d<f{g}c<e{g}B3/2{d}c/{ag} a2 |]  