Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/16
M:3/4
K:G
['G2>A2 B2d2', 'B2d2 efgf e2>f2 g2e2 dcBA']  
X:1
L:1/16
M:3/4
K:G
 GFED G2>A2 B2d2 | efgf e2>f2 g2e2 | dcBA G2>A2 B2d2 | cA BG .E2.E2E2F2 | GFED G2>A2 B2d2 | 
 efgf e2>f2 g2e2 | d2BA B6 A2 | GEDE G2G2 G4 :: BcdB d4 B2d2 | efgf e2>f2 g2e2 | dcBA G2>A2 B2d2 | 
 cABG .E2.E2 E2>F2 | GEDE G2>A2 B2d2 | efgf e2>f2 g2e2 | dcBA B6 A2 | GEDE G2G2 G4 :|  