Create musical pieces following the given structure and incorporating the suggested musical theme.
X:1
L:1/4
M:2/2
K:G
['B B', 'd B'  
X:1
L:1/4
M:2/2
K:G
 g | d (c/B/) c/B/A/G/ | B B B g | d (c/B/) c/B/A/G/ | B A A (G/A/) | B B c/B/A/G/ | G G g (f/g/) | 
 a (g/f/) g (f/e/) | d B B :: (B/c/) | d B g (B/c/) | d B B g | d B g (f/g/) | a A A (G/A/) | 
 B B c/B/A/B/ | G G g (f/g/) | a (g/f/) g (f/e/) | d B B :|  