Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:4/4
K:Bmin
['B3 B f3 f efed c3 B', '(3efe cf']  
X:1
L:1/8
M:4/4
K:Bmin
|: B3 B f3 f | efed c3 B | c2 c2 d2 d2 | BcdB cfed | B3 B f3 f | efed c3 B | c2 c2 d2 d2 |1 
 cdcA cAFA :|2 cdcA BABc |: (3ded cd edcd | BFDF BABc | (3ded cd edcd | BFDF Bfff | 
 (3efe cf (3efe cf | d/e/f Bf d/e/f Bd | (3cdc Ac fedc |1 Bcde fdBc :|2 dBdf b3 e ||  