Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
M:4/4
K:G
['GFGD B,DGB D2 c2']  
X:1
L:1/8
M:4/4
K:G
 (3DEF |"G" GFGD B,DGB |"C" AGFE"D" D2 c2 |"G" BcdB"C" cBAG |"D" AGFE DcBA |"G" GFGD B,DGB | 
"C" AGFE"D" D2 c2 |"G" BcdB"C" ec"D"AF |"G" G2 B2 G2 :: Bc |"G" dBdB G2 cd |"C" ecec"D" A2 Bc | 
"G" dBed"C" cBAG |"D" AGFE DcBA |"G" GFGD B,DGB |"C" AGFE"D" D2 c2 |"G" BcdB"C" ec"D"AF | 
"G" G2 B2 G2 :|  