Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/8
M:4/4
K:G
['d3 B c2 dc BGBd gedc Bcde', 'e dc c2 dcBc'  
X:1
L:1/8
M:4/4
K:G
 d3 B c2 dc | BGBd gedc | Bcde =fA^cd | gedB cedc | BGGF G3 B | d^cdB cABc | d^cde =f^ffg | 
 fdcA G2 Bc :: dggf g3 e | dc c2 dcBc | d=ffe f3 e | dc c2 dcBc | dggf gfga | bgag gfde | 
 =f3 d cA A2 | BdcA G2 Bc :|  