Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
Q:1/8=320
M:2/4
K:Bmin
['', 'dB bB', 'f>e dB bB c/B/A/c/ e2 f2 ba']  
X:1
L:1/8
Q:1/8=320
M:2/4
K:Bmin
 c |: dB bB | de f>e | dB bB | c/B/A/c/ e>c | dB bB | de f>e | de f/e/d |1 B2 B>c :|2 B2 B2 |: 
 f2 ba | fe f>e | dB bB | c/B/A/c/ e2 | f2 ba | fe f>e | de f/e/d |1 B2 B2 :|2 B2 B>c ||  