Compose music that abides by the dictated structure and encompass the given theme
X:1
L:1/8
M:2/4
K:G
['Bd d(c/B/)']  
X:1
L:1/8
M:2/4
K:G
 Bd d(c/B/) | ce e(d/c/) | Bd d(c/B/) | cA A2 | Bd dc/B/ | ce ed/c/ | (B/c/d/B/) (A/B/c/A/) | 
 BGBd d(e/f/) | gf g2 | Bd d(c/B/) | cA A2 | Bd dg | (f/g/a/f/) g2 | (B/c/d/B/) (A/B/c/A/) | 
 BG G :|  