Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/8
Q:1/4=120
M:3/4
K:Gmin
['GA B2', 'G4 g2 gfdf g2 g2 cd fgfdcd'  
X:1
L:1/8
Q:1/4=120
M:3/4
K:Gmin
 GA | B2 cBAB | G4 (ga) | (gf) (ed)(cB) | c2 F2 GA | B2 AGAB | c2 F2 GA | B2 cBAB | G4 || g2 gfdf | 
 g2 g2 cd | fgfdcd | f2 f2 Bc | d2 (ed)(cB) | c2 (dc)(BG) | B2 (cB)(AB) | G4 ||  