Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
M:3/8
K:C
['Gcd ed/e/f/d/ cde ed_B Gcd ed/e/f/e/', 'g2 g fd/e/f/e/']  
X:1
L:1/8
M:3/8
K:C
 Gcd | ed/e/f/d/ | cde | ed_B | Gcd | ed/e/f/e/ | cd_B | c3 :| g2 g | fd/e/f/e/ | cde | ed/e/f | 
 g2 g | fd/e/f/e/ | cd_B | c3 :|  