Design a tuneful piece that utilizes the given musical sequence as a key element.
Only One Section  
X:1
L:1/8
M:2/4
K:G
 d2 B2 | d2 B2 | BBAB | c2 z2 | ABcd | f2 f2 | ee ec | B2 z2 | d2 B2 | d2 B2 | BBAB | c2 z2 | 
 ABcd | f2 f2 | ffef | g2 z2 :|  