Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:2/2
K:Amix
['(3Bcd ef', 'ef gfgB BA A2 :|2 afge fdef'  
X:1
L:1/8
M:2/2
K:Amix
 A2 eA (3Bcd ef | g2 dg (3efe (3ded | A2 eA (3Bcd ef |1 gfgB BAAB :|2 gfgB BA A2 |: 
 a2 ed (3Bcd ef | g2 dg (3efe d2 |1 a2 ed (3Bcd ef | gfgB BA A2 :|2 afge fdef | gfgB BAAB ||  