Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:D
['', 'F2 D2 D2', 'F2 D2 D2'  
X:1
L:1/8
M:4/4
K:D
 (3A,B,C |: DCDF AFGA | BdAd (3Bcd AF | GABc d3 e | fd (3fga e2 ec | dBAF DE (3FGA | B3 d A2 AF | 
 GFED CBAG |1 F2 D2 D2 (3A,B,C ||2 F2 D2 D2 c2 :: dcde fdfA | cBcd eA (3ABc | dcBA FEBA | 
 E2 (3EFA B2 c2 | dcBA DEFA | B2 Bd A2 AF | GFED CBAG |1 F2 D2 D2 c2 ||2 F2 D2 D2 (3A,B,C :|  