Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/4
Q:1/4=160
M:4/4
K:G
['g G']  
X:1
L:1/4
Q:1/4=160
M:4/4
K:G
"G" G3/2 A/ G D |"Em" E G D B |"C" c A c/B/A/G/ |"D" F A A B/A/ |"G" G3/2 A/ G D |"Em" E G D B | 
"C" c e d e/f/ |1"G" g G G2 :|2"G" g G G (3(d/e/f/) |:"C" g G f G | e G d G | c A c/B/A/G/ | 
"D" F A A (3(d/e/f/) |"C" g G f G | e G d G | c e d e/f/ |1"G" g G G (3(d/e/f/) :|2"G" g G G2 |]  