Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
M:2/4
K:Emin
['E>F GG GF E2 _E>E FE _EC', '(B4 B)G AG', '(G3 G)D GA :|2 A/B/ (G3 G2)'  
X:1
L:1/8
M:2/4
K:Emin
 E>F GG | GF E2 | _E>E FE | _EC B,2 | _EB, _EB, | AB/A/ GF |1 (G4 | G4) :|2 (E4 | E4) |]: G>A BB | 
 BA G2 | A2 BA | GF E2 | GE GE | A B/A/ G F ||1 (G4 | G4) :|2 (E4 | E4) |]: (B4 | B)G AG | (B4 | 
 B)G AG | d2 c2 | B2 AG |1 A/B/ (G3 | G)D GA :|2 A/B/ (G3 | G2) z2 |]  