Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:2/2
K:Emin
['edeg B2 BA G2 GA', 'gf eBBA B2 gf'  
X:1
L:1/8
M:2/2
K:Emin
 ef | gfed ed (3B^cd | edeg B2 BA | G2 GA BA (3B^cd | e2 A2 A2 ga | bagf gfed | edeg B2 BA | 
 G2 GA BcBA | G2 E2 E2 :: gf | eBBA B2 gf | eBBA B2 gf | edef gfga | b2 e2 e2 ga | bagf gfed | 
 edeg B2 BA | GFGA BcBA | G2 E2 E2 :|  