Create a musical composition that adheres to the provided structure and theme.
X:1
L:1/8
M:2/4
K:D
['B/c/ dD FD CE', 'de fd e/d/c/B/'  
X:1
L:1/8
M:2/4
K:D
|: B/c/ | dD FD | CE EB/c/ | dD FA | d3 B/c/ | dD FD | CE ED/C/ | B, D CE | D3 :: A | de fd | 
 e/d/c/B/ AA | de df | e2 ec | de fd | e/d/c/B/ Ad/e/ | fd ec | d3 :|  