Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/4
M:3/4
K:D
['', 'd d', '', 'd/e/ f']  
X:1
L:1/4
M:3/4
K:D
 A/B/ || d d d | d2 A/d/ | f f f | f2 d/f/ | a a a | b2 g/e/ | c c c | d2 :| d/e/ || f A d/e/ | 
 f A d/e/ | f g f | e2 c/d/ | e A c/d/ | e A c/d/ | e f e | d2 :|  