Develop a composition by incorporating elements from the given melodic structure.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/2
K:G
 d'2 |: bgfg dgfg | dgfg dgfg |1 bgfg dgfg | ad'^c'd' e'd'=c'a :|2 ee'd'c' bagf | g2 b2 g2 z2 |]: 
 f | e^def gfgf | e2 e'2 b4 | (ac')ba (gb)ag |1 (fa)gf e2 B2 :|2 (fa)gf e2 |]  