Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
Q:1/4=96
M:3/4
K:Gmin
['^FG BB cd']  
X:1
L:1/8
Q:1/4=96
M:3/4
K:Gmin
 ^FG BB cd | (B3/2(3c/4B/4A/4 G4) | ^FG BB cd | (B3/2(3c/4B/4A/4) (GA/_B/ c2) | GB GB AG | 
 ^FD- D2 z2 | ^FG BB cd | (B3/2(3A/4B/4A/4 G2) z2 ||  