Develop music that conforms to the outlined musical structure and the given theme.
X:1
L:1/8
M:2/4
K:none
['', 'ff/d/ ed', 'a>g a/g/e/c/', 'e f2 e2 dd d2 B3 d'  
X:1
L:1/8
M:2/4
K:none
[K:G] d/d/ |: db gB | d/d/d dg | ff/d/ ed |"_=c'" c3 d | ff/d/ ed |"_c" c'd ef |1 gg/d/ ed | 
 bb bd/d/ :|2 .e2 de/f/ | gg g z ||[K:D] a>g a/g/e/c/ | a>g a/g/e/c/ | b>a b/a/f/d/ | AA A2 | 
 g/f/e/d/ c/d/e/f/ | gg g2 | f>A df | aa a z | a>g a/g/e/c/ | a>g a/g/e/c/ | b>a b/a/f/d/ | AA A2 | 
 Bg/g/ gB | Ad f2 | ce/c/ a/g/e/c/ | dd d z ||[K:G] B3 d | bb z d | .b2 a>g | ff f2 | A3"_c" c | 
 ff z e | f2 e2 | dd d2 | B3 d | bb z d | b2 a>g | ee e2 | ag fe | d !>!g2 B | d"_c" !>!c2 F | 
 GG G z |]  