Create musical pieces by following the given structure and incorporating the supplied motif.
X:1
L:1/8
M:4/4
K:Bb
['dc B2 B,4 FE DF B4 (3dcB', '[DFB]2 FE (DF)(BF) (DF)(BF) [B,G]2 [G,E]4 GF'  
X:1
L:1/8
M:4/4
K:Bb
 dc | B2 B,4 FE | DF B4 (3dcB | c2 C4 cB | Ac f4 ga | bagf gfed | edcB A2 GF | GBAc Bdce | 
 [Fd]2 [DFB]2 [DFB]2 :: FE | (DF)(BF) (DF)(BF) | [B,G]2 [G,E]4 GF | =EGcG EGcG | [CA]2 [A,F]4 ed | 
 e2 g2 gfed | edcB A2 GF | GBAc Bdce | [Fd]2 [DFB]2 [DFB]2 :|  