Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:9/8
K:G
['(B2 d) G2 d dcB', '(b2 g)'  
X:1
L:1/8
M:9/8
K:G
"^very fast" (B2 d) G2 d dcB | (A2 c) F2 c cBA | (B2 d) G2 d dcB | .d.f.d .c.B.A G3 :| 
 (b2 g) (b2 g) gfd | a2 f fgf agf | (b2 g) (b2 g) gfd | fdB Bdf g3 | (b2 g) (b2 g) gfd | 
 a2 f fgf agf | b2 g a2 ^f g=fd | dfd cBA G3 |]  