Design a music composition that employs the provided motif and follows the predetermined musical form.
X:1
L:1/8
Q:1/2=108
M:2/2
K:Gmix
['B(dd)g eccd', 'BGdG BGdB'  
X:1
L:1/8
Q:1/2=108
M:2/2
K:Gmix
 c | B(dd)g eccd | BGGB AFFA | B(dd)g eccd | BGAB G/G/G (Gc) | B(dd)g eccd | BGGB AFFA | 
 B(dd)g egdg | BGAB G/G/G G :| c | BGdG BGdB | AFcF AFcA | BGdG BGdB | AFcA G/G/G (Gc) | 
 BGdG BGdB | AFcF AFcA | BGdG Bcdg | BGAB G/G/G G :|  