Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
Q:1/8=128
M:4/4
K:Bb
['B>c B<d F>B G/F/E/D/']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:Bb
|: F | B>c B<d F>B G/F/E/D/ | B<F B>d c<C C>A | B>c B<d F>B G/F/E/D/ | E<g f>e d<B-BF | 
 B>c B<d F>B G/F/E/D/ | B<F B>d c<C C>A | B>c B<d F>B G/F/E/D/ | E<g f>e d<B-Bf | 
 d>f e/d/c/B/ b>B e<g | f>g e/d/c/B/ d<c-cd/e/ | f>B d>B g>B e>g | F<B cB/c/ d<B-Bd | 
 fg/a/ b>B g>B f>B | e>c e/d/c/B/ A<c c>d | B<G G<B F<B G/F/E/D/ | E<g f>e d<B-B :|  