Design a tuneful piece that utilizes the given musical sequence as a key element.
Only One Section  
X:1
L:1/8
M:4/4
K:Bb
 b2 dc B2 F2 | d2 feed d2 | c3 =Bcdec | b2 dc B2 z2 | b2 dc B2 F2 | d2 feed d2 | c3 =Bcdec | 
 b2 dc B2 z2 | c2 AB c2 AB | cedf f2 e2 | d3 e f3 d | gfed d2 c z | b2 dc B2 F2 | d2 feed d2 | 
 c3 =Bcdec | b2 dc B2 z2 |]  