Compose a musical piece based on the given motif and alphabet representation.
X:1
L:1/8
M:4/4
K:G
['D>G B4', 'G2 G2']  
X:1
L:1/8
M:4/4
K:G
 D>G |:"G" B4 B<c B<c | d>g b>g d2 [Bg]2 |"D" (3fgf c>B"C" c2 e2 |"G" d2 G>F G2 D>G | 
"G" B4 B<c B<c | d>g b>g d2 [Bg]2 |"C" (3efe c>e"D" d>c A>F |"G" G2 G>F G2 B>d :: 
"G" [Bg]4 f/g/e"C" c2 |"C" e2"G" d2 d>B G>B |"D" d>B c>B"C" c>A F>A |"G" c<B G2 G2 d2 | 
 [Bg]4 f/g/e"C" c2 |"C" e2"D" d2 d>B G2 |"D" d>B"C" (3gfe c>B A>F |"G" G2 G2 G2 z2 :|  