Compose harmonic sequences within the established musical context.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/2
K:D
 D2 D>D F2 F>F | AFAF D2 c2 | dAdA dAFD | A2 A>A A2 z | a2 f2 d2 d2 | e2 e>g f2 z a | 
 a3 f (fd)(gf) | e2 e>e e2 z |: |: A2 A>A A(efg) | AA>A A(dfa) | (gf)ee (fd)dd | (ba)gf (f2 e2) | 
 (d3 f/e/) d(aB=c) | (cB) B4 (c/d/e/f/) | ggff eedd | e2 e>e e2 z | D2 D>D F2 F>F | AFAF D2 d2 | 
 (fa)(af)gedc | d2 d>d d2 z :|  