Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/8
M:3/4
K:Bb
['Bddffd ceegge', 'f2 geBe g2 fdBd f2']  
X:1
L:1/8
M:3/4
K:Bb
"^=XI,23b" F2 | Bddffd | ceegge | Acceec | BABFDF | Bddffd | ceegge | AcceeA | B4 :: f2 | geBe g2 | 
 fdBd f2 | ecAceA | BABd f2 | geBe g2 | fdBd f2 | ecAceg | B4 :|  