Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:G
['G GBBd d>cBd cB AG/F/ G3 D', 'd) d gf/a/ ef/g/ fe/f/ d2 ed/e/']  
X:1
L:1/8
M:4/4
K:G
 G | GBBd d>cBd | cB AG/F/ G3 D | GBBd cB Ag | f/a/f/d/ e/g/e/^c/ (d2 d) :: d | 
 gf/a/ ef/g/ fe/f/ d2 | ed/e/ cd/e/ dc/d/ B2 | cBAG FE/D/ Gc | B/d/B/G/ A/c/A/F/ G2 G :|  