Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:2/2
K:Dmix
['d2 ed cAGB Add^c dfag fded cAGE', '(3Bcd eaag'  
X:1
L:1/8
M:2/2
K:Dmix
 d2 ed cAGB | Add^c dfag | fded cAGE | E2 cE ED D2 :: fdd^c d2 (3Bcd | eaag efge |1 
 fdd^c d2 (3Bcd | eaag edde :|2 f3 g eA (3Bcd | eaag efge ||  