Produce musical compositions that observe the prescribed structure and blend the offered musical idea.
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
['FD FG Bg fd']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
|: d | B2 FD FG Bg | fd cB cG Gd | B2 FD FG Bg | fd cd B/B/B Bd | B2 FD FG Bg | fd cB cG Gd | 
 B2 FD FG Bg | fd cd B/B/B Bg | fg/a/ bg fd cB | ec dB cB Gg | fg/a/ bf gb fd | cB cd BB/B/ Bg | 
 fg/a/ bg fd cB | ec dB cB Gc | BG FD FG Bg | fd cd B/B/B B :|  