Develop musical compositions in line with the specified format and incorporating the provided musical theme.
X:1
L:1/8
M:4/4
K:Gmin
['B2 B>c', "b2 b>c' b>c' d'2"  
X:1
L:1/8
M:4/4
K:Gmin
 F2 | B2 B>c d2 c>B | c2 d2 f2 dc | B3 c Bcdc | B4 G4 | B2 B>c d2 c>B | c2 d2 f2 dc | d3 f dfdc | 
 B4 b4 | B2 B>c B2 AG | A2 A>B A2 G>^F | G>A GF D2 DF | G4 G2 :| f2 | b2 b>c' b>c' d'2 | 
 B2 B>c B2 G2 | b2 b>c' b>c' d'2 | c2 c>d c2 (bc') | d'2 d'2 d'2 (c'b) | c'2 c'2 c'2 (ba) | 
 b>c' ba g>a ba | gagf dcdf | g2 g2 gaba | g>a gf d2 d | f2 f2 f>g ag | f>g fd c2 Bc | 
 B2 B>c B2 A>G | A2 AB A2 G^F | GAGF D2 DF | G4 G2 ||  