Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
Q:1/4=100
M:4/4
K:Bmin
['d2 cB']  
X:1
L:1/8
Q:1/4=100
M:4/4
K:Bmin
 D2 | FEFA GFED | AFAB A3 A | dcde dcBA | FEFA B3 B | d2 cB d2 cB | ddef F3 E/D/ | AFED E2 AG | 
 F2 B>c B2 |]  