Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:4/4
K:D
['f>d g>e d2 d3/2 f/ g>a', 'f>d c<e e/f/g B<G c<A e/f/g d2'  
X:1
L:1/8
M:4/4
K:D
 a/ |"D" f>d d2 A>d f>d |"A7" g>e"D" f/e/d"A7" c<e e>a |"D" f>d d2 A>d f>d | 
"A7" g>e c<A"D" d2 d3/2 :| f/ |"A7" g>a g>e"D" f<a f>d |"A7" g>e"D" f/e/d"A7" c<e e>f | 
"A7" g>a g>e"D" f<a f>d |"A7" g>e c<A"D" d2 d3/2 |] f/ |"A7" g>a g>e"D" f<a f>d | 
"A7" g>e"D" f/e/d"A7" c<e e/f/g |"G" B<G B/c/d"A7" c<A e/f/g |"D" a/f/d"A7" g/e/c"D" d2 d3/2 |]  