Construct a musical piece while maintaining the prescribed format.
'Sectional: Through Composed'  
X:1
L:1/16
M:2/4
K:Bb
 (3FGA | BFdB AFec | BFdB gfec | BFdB AFec | AFGA B2 :: d2 | cBAG FAce | dBfd bfed | cBAG FAce | 
 decA B2 :: (gf) | =egBg egBg | fcaf bagf | =egBg egBg | fag=e f2 :: f2 | fecA FECE | DFBd fdbf | 
 fecA FECE | DBAc B2 :|  