Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:Bmin
['FD CD B,2 B,D C2 CD', 'FD B,2'  
X:1
L:1/8
M:4/4
K:Bmin
|: B2 Bd BG FD | F3 G FD CD | B,2 B,D C2 CD | B,C DF GF G^A | B2 Bd BG FD | F2 FG FD CD | 
 B,2 B,D C2 CD |1 B,D C^A, B,D F^A :|2 B,D C^A, B,2 G2 |: FD DF GG EG | GF DD FG FD | 
 B,2 B,D C2 CD | B,C DF GF DE | FD DF GG EG | GF DD FG FD | B,2 B,/C/D C2 CD |1 B,D C^A, B,2 G2 :|2 
 B,D C^A, B,4 ||  