Develop musical pieces that incorporate the given motif and follow the specified structure.
X:1
L:1/8
M:2/4
K:G
['BG D>D Ec cA/B/', 'G2 g2 f2 c2- cc/d/ e>f ed'  
X:1
L:1/8
M:2/4
K:G
 BG D>D | Ec cA/B/ | cE FE | Dd/c/ d/e/d/c/ | BG D>D | Ec cA/B/ | c/B/A/G/ F/D/E/F/ | GB G2 :| 
 g2 f2 | c2- cc/d/ | e>f ed | B2- BB/c/ | d>e d/c/B | A2- AB/A/ |1 GA Bc | d2- de/f/ :|2 Gg fa | 
 g2 g2 |]  