Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/4
M:4/4
K:G
['d c']  
X:1
L:1/4
M:4/4
K:G
 D | G D D G | E E E G | F A c F | G z2 G/A/ | B/B/B/B/ B B/d/ | d c A z | D F A e | 
 e d/c/B/z/d/d/ | d c E F | G z2 G/A/ | B/B/B/B/ B B/d/ | d c A z | D F A e | e d/c/B/z/d/d/ | 
 d c E F | G z2 |]  