Construct a musical piece while maintaining the prescribed format.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:6/8
K:D
 dcd e2 d | BAB d2 B | ABA AGA | B2 A G3 | dcd e2 d | BAB d2 B | ABA B2 A | G3- G3 :: d3 def | 
 g3 gfg | a3 aga | b2 a gfe | d3 def | g3 gab | a2 g f2 e | def g3 :: gfg dgd | BdB GBG | FAF DEF | 
 GAB def | gfg dgd | BdB GBG | FAF DEF | G3 G3 :|  