Compose a musical work incorporating the given motif and adhering to the outlined alphabetical framework.
X:1
L:1/4
M:4/4
K:Bb
['B B']  
X:1
L:1/4
M:4/4
K:Bb
 F | B B B A/B/ | c c c B | A c f e | d c B F | d d/c/ B B | e e/d/ c c | f B A B | d2 c2 | B2 z |]  