Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/4
M:3/2
K:G
['D G d- d c/B/ A G', 'c B']  
X:1
L:1/4
M:3/2
K:G
|: D | G d- d c/B/ A G | G d e f g D | A a- a g/f/ e d | A d e/d/ ^c d :: c | B e- e ^d e c | 
 B e f/e/ ^d e B | A d- d ^c d B | A d ^c/d/e/c/ d =c/B/ | A c- c B c B/A/ | 
 G/A/B/c/ d/e/f/a/ g G | g f/e/ d/e/f/d/ g G | g f/e/ d/c/B/A/ G :|  