Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
M:3/4
K:Gmin
['^F2 G2', 'G4 (B>c) d2 d2 d=e f2 (d2']  
X:1
L:1/8
M:3/4
K:Gmin
 (G>A) | (B2 A2 B2) | G2 (G>F) (D>=E) | ^F2 G2 (G>A) | B2 (B2 d2) | c3 (B (3GF=E) | F4 (f>e) | 
 d2 B2{d} (cB) | G2 (A>G) (FD) | ^F2 G2 G>A | B2 c2 (BG) | (A3/2B/4A/4 G2) G2 | G4 || (B>c) | 
 d2 d2 d=e | f2 (d2 cB) | (G2 F2) (df) | g2 f2 (dc) | B2{d} (c>B (3GF=E) | F4 (f>e) | 
 d2 B2{d} (cB) | G2 A>(G (3GFD) | ^F2 G2 (G>A) | B2 c2 (BG) | (A3/2B/4A/4 G2) G2 | G4 ||  