Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
M:4/4
K:Dmin
['df g6 a{ba}g/f/ a2 g4 fe f2'  
X:1
L:1/8
M:4/4
K:Dmin
|: df |"Gm" g6 a{ba}g/f/ | a2 g4 fe |"Dm" f2 f2"C" f2 ed |"Dm" d6 :: Ac |"Dm" d6 e/f/e/d/ | d6 ef | 
"Gm" gf ef-"C" f2 ec |"Dm" d6 :|  