Design a tuneful piece that utilizes the given musical sequence as a key element.
'Sectional: Through Composed'  
X:1
L:1/8
M:4/4
K:D
 fe | d2 d2 A3 d | B2 B2 b3 a | faba faba | f2 d2 d2 :: z f | edef e2"^tr" dB | 
 ABde{de} f2"^tr" ed | e3 f gfga | b2 e2 e3 f | gfga{ga} b2 ag | fefg{fg} a2"^tr" gf | efab afef | 
 d2 B2 B2 :| 
 Tvue f' AS eec fS cc Eg ad Feg Aada!p!ed f e FfE Gea FuE Ped adS d b .A .ADGag .beeve a!p! ubed .Ta e Mue uf e gO ege !>!acae f avg ad f e!p! e!p! ue' e ad a Ad!fermata!b f fdg!p! c!p!g ad!p! ag e.Tac!p! ave ed!p! eeve a ga!p! eg e uag!p! eeD dac ad e ce .A | 
 e ae e fe ga auc!p! .Beag d a!p!!p!ea be ce ega ave ae!p!ed e!p!duce e .e!p!ea ag a da!p!!p!ea be ce a'/ A3/2!p! a :: 
 B!p! a |]  