Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
Q:1/2=60
M:2/4
K:G
['dg fd ee d2', 'G2 Be d/c/B/A/ e/f/g/a/ fd bb/g/ aa/f/']  
X:1
L:1/8
Q:1/2=60
M:2/4
K:G
 dg | fd ee | d2 ce | Bd Ac | BG dg | fd ee | d2 c/d/e/c/ | Bd cA | G2 :: Be | d/c/B/A/ e/f/g/a/ | 
 fd bb/g/ | aa/f/ gg/e/ | B2 bb | g2 aa | f2 a/g/f/g/ | eg fd | e2!D.C.! :|  