Compose a tune following the outlined musical pattern.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/2
K:D
|: FAAf/g/ afed | gfed BdBA | FAAf/g/ afed | e/f/g f/g/a Te2 d2 :: FAAB A>BAF | G/G/G G2 G>ABG | 
 F>AAB ABAF | GBAF E2 D2 :: f/g/a a>b a>baf | g/g/g g2 g>aba | f/g/a a>b a>baf | gafg Te2 d2 :|  