Produce musical compositions that observe the prescribed structure and blend the offered musical idea.
X:1
L:1/8
M:12/8
K:Emin
['B2 G c2 A', 'f g2'  
X:1
L:1/8
M:12/8
K:Emin
|: D | G3 B2 G c2 A B2 G | c2 A Bcd e3 e2 f | gfe f2 d B2 d g2 e | dBG A2 G E3 E2 :: f | 
 g2 f efg a2 f d2 f | g2 e faf e3 e2 f | g2 e f2 d B2 d g2 e | dBG A2 G E3 E2 :|  