Create a musical composition using the provided alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:G
['B GBdB GB d2 eeed ef g2', 'G B Gg-gd BG TB2 A(aag) ab']  
X:1
L:1/8
M:4/4
K:G
 B | GBdB GB d2 | eeed ef g2 | gbeg dGBd | edgB TA2 G :: B | Gg-gd BG TB2 | A(aag) ab e2 | 
 gbeg dGBd | edgB TA2 G :|  