Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:9/8
K:D
['d2 f faf g2 e f2 d', 'efe ecA'  
X:1
L:1/8
M:9/8
K:D
|: d2 f faf g2 e | f2 d ged c2 A | d2 f faf g2 e | f2 d gec d3 :: efe ecA cBA | efe ecA B3 | 
 efe ecA cBA | faf gec d3 :|  