Produce a musical composition based on the provided chord structure.
'G', 'D7', 'G', 'C', 'D7', 'G', 'D7', 'G', 'G', 'D7', 'G', 'G', 'C', 'G7', 'C', 'Dm', 'G7', 'C', 'C'  
X:1
L:1/8
M:2/4
K:none
[K:G] d/d/ |"G" de dd/d/ | de dd/d/ | de dg |"D7" Pgf fd/d/ | de dd/d/ | de dd/d/ | df da | 
"G" ag gd/d/ | de dd/d/ | de dd/d/ | dB g>f |"C" Pfe ed/d/ |"D7" df/g/ a/g/f/e/ |"G" d !>!g2 B/d/ | 
"D7" cf fe/f/ |"G" g3 g/a/ |:"G" !>!b2 !>!b2 | bd dd/^c/ | dB dg |"D7" f3 f/g/ | !>!a2 !>!a2 | 
 ad de/^c/ | df de/f/ |1"G" g3 g/a/ :|2"G" g3 g |:[K:C]"C" eg eg |"G7" gd dd/e/ | fB Bd | 
"C" cG Gg | eg eg |"Dm" fd dd/e/ |"G7" fB BB/d/ |1"C" c3 g :|2"C" c3 z |]  