Create a composition based on the provided motif, following the specified musical structure.
X:1
L:1/8
M:6/8
K:D
['D2 F A2 d f2 d A2', 'd2 f g2 f e2 B B2'  
X:1
L:1/8
M:6/8
K:D
 D2 F A2 d | f2 d A2 F | GFE edc | dcB AFE | D2 F A2 d | f2 d A2 F | GFE edc | d3 d2 :: A | 
 d2 f g2 f | e2 B B2 d | c2 e efd | c2 A ABc | d2 f g2 f | e2 B B2 d | cec ABc | d3 d2 :|  