Construct a music composition that complies with the designated structure and theme.
X:1
L:1/4
M:2/4
K:D
['D E', 'A B/c/ d c/B/ A'  
X:1
L:1/4
M:2/4
K:D
 D E F E/F/ | D E F2 | A F D F | E2 E2 | D E F E/F/ | D E F2 | A F D F | E2 D2 :: A B/c/ d c/B/ | 
 A B B A | A B/c/ d c/B/ | A G F G | A2 B3/2 A/ | G F E F/G/ | A F D F | E2 D2 :|  