Design a music composition that employs the provided motif and follows the predetermined musical form.
X:1
L:1/8
M:4/4
K:Gmix
['B2 BG c2 Bc AF F2', 'cdef gG G2 dGBd fdcA F3 A'  
X:1
L:1/8
M:4/4
K:Gmix
|: B2 BG c2 Bc | AF F2 ABcA | GFDC DEFG | ABcA BGGA | B2 BG c2 Bc | AF F2 FGAc | d2 gd c2 fc |1 
 BdcA GFGA :|2 BdcA Gdef |: gG G2 dGBd | fc c2 cdef | gG G2 dGBd | fdcA F3 A | d2 gd c2 fc | 
 BGdG F2 GA | B2 GB c2 Bc |1 dgfd cdef :|2 dgfd c2 cA ||  