Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/4
Q:1/2=100
M:4/4
K:Gmin
['d d', 'f f']  
X:1
L:1/4
Q:1/2=100
M:4/4
K:Gmin
 B/c/ | d d d d | e2 c2 | d c/B/ A d | B G G B/c/ | d d d d | e2 c2 | d c/B/ A/B/A/G/ | G3 :: 
 e/f/ | g g g g/d/ | e2 c2 | f f f/g/f/e/ | d3 e/f/ | g G G g | f F F f/e/ | d f c3/2 B/ | 
 B3 d/e/ | f f f f | ^f f f f | g g g3/2 f/4g/4 | a a a a | b b/^f/ g a | ^f3 g/a/ | b B B b | 
 a A A a | g G G g | ^f g g3/2 f/ | g3 :|  