Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:2/4
K:Bmin
['B2 f2', 'B2 F2 BfdB fdBf dBfd B2 B2']  
X:1
L:1/8
M:2/4
K:Bmin
|: F2 | B2 f2 d2 B2 | f2 B2 d2 (3(dcB | A2) a2 e2 c2 | Aaec Aafd | B2 f2 d2 B2 | f2 B2 d2 Tf2 | 
 efga gece | d2 B2 B2 :: F2 | BfdB fdBf | dBfd B2 B2 | Aaec aeca | ecde fedc | BFBd fFBd | 
 fFBd f2 f2 | efga gece | d2 B2 B2 :|  