Produce a musical arrangement that complies with the dictated structure and the suggested theme.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['dc B2 GB dedc', 'c2 B2 g2 gf e2 d2 dgfg', 'BGGB BGGB'  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 dc | B2 GB dedc | BGGB d2 dc | B2 GB dedc | BGGB c2 :| B2 | g2 gf e2 d2 | dgfg d2 d2 | 
 g2 fd e2 dB | cBAB c2 :| A2 | BGGB BGGB | BGGB d2 dc | BGGB BGGB | AGAB c2 :|  