Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:9/8
K:G
['g2 d B/c/dB']  
X:1
L:1/8
M:9/8
K:G
 g2 d B/c/dB dBG | g2 d B/c/dB AFD | g2 d B/c/dB dBG | B/c/dB ADF G3 :|  