Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/8
M:6/8
K:Gmin
['g2 d dcd', 'FBB BAB cdB']  
X:1
L:1/8
M:6/8
K:Gmin
|: g2 d dcd | efg fed | g2 d dcd | edc ABc | g2 d dcd | efg fed | gdd fdd | BcA G3 :: FBB BAB | 
 cdB cBA | F2 B BAB | cde fBB | FBB BAB | cdB c2 g | gdd edc | ABA G3 :|  