Compose a piece of music based on the provided motif and adhering to the outlined musical structure.
X:1
L:1/8
M:4/4
K:Bdor
['FB BF Bcaf cfeB cBAB FB BB', 'cBAc FB BB cAaf gfeg effg fafe'  
X:1
L:1/8
M:4/4
K:Bdor
 FB BF Bcaf | cfeB cBAB | FB BB Bc af | gfeg ef ff | fgfe cfec | BF cF cdfg | afff ecef |1 
 cfec ABBA :|2 cfec ABBc || dB BB aBgB | fB BB cBAc | FB BB cAaf | gfeg effg | fafe cfec | 
 BFBc defg | af.ff ecfe | cfec ABBc :|  