Compose a musical piece based on the given motif and alphabet representation.
X:1
L:1/8
M:4/4
K:Bmin
['Bcdf e2', 'e2 d2']  
X:1
L:1/8
M:4/4
K:Bmin
|: Bcdf e2 Bc | defg fedc | Bcdf e2 cd | edcB c2 c2 | Bcdf e2 Bc | defg fedc | Bcdf e2 ag |1 
 fedc B2 F2 :|2 fedc B2 f2 |: f3 d c2 B2 | A2 F2 GBAG | F2 DF Adfd | e3 B B3 f |1 g3 f e2 d2 | 
 a3 e c2 ef | g2 f2 e2 d2 | c2 B2 A2 G2 :|2 g3 f e2 d2 | a3 e c2 de | fedc BAGF | GABc B2 F2 ||  