Produce musical compositions that observe the prescribed structure and blend the offered musical idea.
X:1
L:1/8
M:4/4
K:Eb
['z G']  
X:1
L:1/8
M:4/4
K:Eb
 E2 | F2 (F>G) E2 (GB) | (cecB) G2 z G | F3 E C2 (EF) | (G2 FE){G} F2 z G | B2 (Bc) _d3 d | 
 (c>B)(Bc) e3 _d | c2 (BG) F2 (GB) | c3 B B2 |]  