Compose music that abides by the dictated structure and encompass the given theme
X:1
L:1/16
M:2/4
K:Bb
['de fedc (TBA)(BF) (G2B2 B2)dd fec (BA)(BF)', '(EG)BG (EG)BG'  
X:1
L:1/16
M:2/4
K:Bb
 de | fedc (TBA)(BF) | (G2B2 B2)dd | fec (BA)(BF) | G2(c2c2 de) | fedc (BA)(BF) | 
 (GB)(Ac) ([cB][BA])[AG][GF] | FAce (dg)fe | (d2B2B2) :: FE | (DF)AF (DF)AF | (EG)BG (EG)BG | 
 Acec Acec | Bdfd Bdfd | (DF)BF (DF)BF | (EG)BG (EG)BG | (FA)ce (dg)fe | (d2B2B2) :|  