Design a tuneful piece that utilizes the given musical sequence as a key element.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
Q:1/8=360
M:4/4
K:D
 ed |:S =cded (3cdc Bd | AdGd ADDd | ddd^c d3 e | fdeg fded |1 (3=cdc Bd (3cdc (3BcB | 
 (3ABA Gd AD D2 | DEFG Adde | =cAGd ADDB :|2 (3=cdc Bd cGBd | =cAG=F E=CB,C | (3DE=F EG FAdB | 
 =cA (3GFE D3 g || efgb (3agf g2 | gagf eB=ce | d2 ad bdad | abag fddf | efgb (3agf g2 | 
 gagf eB=ce | defg abag |1 fage dcdf :|2 faec dfed"_DS" ||  