Create a piece of music utilizing the given motif and adhering to the specified structure.
X:1
L:1/4
Q:1/8=400
M:4/4
K:G
['B G'  
X:1
L:1/4
Q:1/8=400
M:4/4
K:G
"G" B G B/c/ d |"Am" e c"D" A c |"G" B G g G |"G" B2 d2 ::"D" f a b/a/g/f/ |"A" e g g f/e/ | 
"D" f a"G" b/a/g/f/ |"A" e2"D" d2 ::"C" e c c/d/e/c/ |"G" d B B/c/d/B/ |"G" g G G"D" A | 
"G" B2 d2 :|  