Develop harmonies in accordance with the predetermined musical layout.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/16
M:2/4
K:A
 A2 | cdec BAGA | B2<A2 F4 | c2<e2 E2d2 | BAGB A2>B2 | cdec BAGA | B2<A2 E4 | c2<e2 E2d2 | 
 BAGB A2 z2 :| ea2b a2=gf | efga b2a=g | ea2b a2g2 | efed BAGA | B2<A2 E4 | ea2b a2=gf | 
 efga b2a=g | ea2b a2g2 | efed BAGA | B2<A2 E4 | c2<e2 E2d2 | BAGB A2 z2 ||  