Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
Q:1/4=140
M:2/2
K:G
['c BGGB cAAf gbag aAAc BGcA dBge', 'BGG c BGDG BGdG BgdB cAAc Bdce', 'gGG f gdBG DGBd gefg aAAf gfed', '(C2 D)', 'cGE C3']  
X:1
L:1/8
Q:1/4=140
M:2/2
K:G
 c | BGGB cAAf | gbag aAAc | BGcA dBge | dgdc BGG :: c | BGDG BGdG | BgdB cAAc | Bdce dfeg | 
 fdef gGG :: f | gdBG DGBd | gefg aAAf | gfed edcB | cAdc BGG :| 
[M:6/8][K:Fmin][Q:3/8=110] F2 G A2 B | cdc B2 d | cGE (C2 D) | (C2 D) (C2 D) | F2 G A2 B | 
 cdc Bcd | cAF BG=E |{E} F3- F3 :: g2 a f2 g | e2 f d3 | cGE C3 | cGE C3 | (D2 =D E2 =E | 
 F2 ^F) d3 | cAF BG=E | F3- F3 :|  