Create musical pieces that follow the designated structure and incorporate the provided musical motif.
X:1
L:1/8
M:4/4
K:E
['BEEc B2', 'fc (3ccc'  
X:1
L:1/8
M:4/4
K:E
 BEEc B2 Bc | BEGB cBce | BEEc B2 GB | cBce fgec | BEEc B2 Bc | BEGB cBce | fgfe cagf |1 
 eccB ceec :|2 eccB ceef |] gB (3BBB g2 fe | fc (3ccc effg | fc (3ccc c2 Bc | eB (3BBB Bcef | 
 (f g2) (g2 f) eg | fc (3ccc (f2 f)e | fgfe cagf |1 eccB ceef :|2 eccB ceec ||  