Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:3/4=90
M:6/4
K:Gmin
['g6 ^f6 g6', 'A2 B3 A B2 c3 B c2'  
X:1
L:1/8
Q:3/4=90
M:6/4
K:Gmin
 d2 | g3 a g2 ^f3 =e f2 | g6 ^f6 | g6 ^f6 | g6 d4 e2 | d3 c B2 A4 G2 | G6- G4 :: A2 | 
 B3 A B2 c3 B c2 | d6- d4 A2 | B3 A B2 c3 B c2 | d6- d4 d2 | g3 a g2 ^f3 =e f2 | g6 ^f6 | g6 ^f6 | 
 g6 d4 e2 | d3 c B2 A4 G2 | G6- G4 :|  