Compose music that abides by the dictated structure and encompass the given theme
X:1
L:1/8
M:4/4
K:D
['D3 F A3 B']  
X:1
L:1/8
M:4/4
K:D
 D | D3 F A3 B | AF E>D D2 d>A | B2 d>e{de} f2 e>d | B6 d2 | A>B d>e{de} f2 e>d | d2 D>E F2 ED | 
 G>A B>c dF | E6 z2 | D3 F A3 B | AF E>F D2 d>c | B2 d>e d>e fA | B6 d2 | A>B d>e f2 e>d | 
 dc BA{G} F2 ED | G3 B A>B dF | E6 z2 | D3 F A3 B A<F E>A D2 z ||  