Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/16
M:2/4
K:Bb
['BdFB DFBd fbdf BdFB', 'B2 vcB Afcf Afcf AFAc fcAF dfBf'  
X:1
L:1/16
M:2/4
K:Bb
 (uFGA) | BdFB DFBd | fbdf BdFB | ceAc FACF | AFAc ecAF | BdFB DFBd | fbdf BdFB | GABc dgfB | 
 AFGA B2 :: vcB | Afcf Afcf | AFAc fcAF | dfBf dfBf | dBdf bfdB | =egcg egcg | eceg bgec | 
 fefa gfeg | f2f2f2 :|  