Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/8
Q:1/2=110
M:2/2
K:Bmin
['', 'f2 ef B2 fe', 'B3 c']  
X:1
L:1/8
Q:1/2=110
M:2/2
K:Bmin
 e |: f2 ef B2 fe | faef cAAe | f2 ef B2 fe | faec B3 c :: B3 c d2 cB | A3 B ABcA | B3 c d2 cB | 
 f2 ec B3 c | B3 c d2 cB | A3 B ABcA | d2 fd c2 ec | f2 ec B3 |]  