Construct melodies utilizing the provided motif and adhere to the outlined musical structure.
X:1
L:1/8
Q:1/8=120
M:2/4
K:Emin
['Be ef', 'DE FA'  
X:1
L:1/8
Q:1/8=120
M:2/4
K:Emin
 Be ef | ed BA | Be ef | gf ed | Be ef | ed BA | B^c/d/ AF | E2 E2 :| F2 FE | DE FA | B^c de | 
 fe fd | Bd A<d | DE FA | B^c/d/ AF | E2 E2 :|  