Design a tuneful piece that utilizes the given musical sequence as a key element.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/2
K:D
|: D2 (AD E)DA>D | D2 (AG EG)G>E | D2 (AD ED)EG |1 A(d{e}dB){d} cAGE :|2 AcGE AD !fermata!D2 |] 
 A d2 d d2 (cd) | edcd edcd | edad fdad | edc.e edce || e a2 ^g e =g2 e | dfed{d} cAGE | 
 D2 (ED) EAAB | cded{d} cAG"_D.C."E |]  