Construct a melodic work according to the preset musical scheme and style requirements.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/4
K:Bb
 B3 f/d/ | BBBB | B/c/d/e/ f/g/a/b/ |{a} g3/2f/4g/4f z | g>e{f} e3/2(d/4e/4) | ec{d} c3/2B/4c/4 | 
 (A/c/e/c/) (d/B/f/d/) | d2 c z :: a>f{g} f3/2e/4f/4 | f>c{d} c3/2B/4c/4 | Ac c/B/A/G/ | 
 F2 F/E/D/C/ | B,DFB | (df) z (d/B/) | ecAc | (c2 B) z :: E3 G | B3 G | EGEG | FADF | E3 G | BGEG | 
 AFDF | E3 z :|  