Create musical pieces following the given structure and incorporating the suggested musical theme.
X:1
L:1/8
M:4/4
K:D
['D2 FE FDDF AdBd AFDF G2 BG']  
X:1
L:1/8
M:4/4
K:D
 D2 FE FDDF | AdBd AFDF | G2 BG AFED | B,EED EFDB, :|  