Create a piece of music utilizing the given motif and adhering to the specified structure.
X:1
L:1/8
M:2/2
K:Bb
['B/B/B B2 FB', 'B/B/B fd'  
X:1
L:1/8
M:2/2
K:Bb
 f | dB B/B/B B2 FB | cded cCCc | d>B B/B/B B2 FB | ABcA BB,B, :| d | B/B/B fd bdfd | 
 B/B/B fd eccd | B/B/B fd bdfd | ABcA BB,B,d | B/B/B fd bdfd | B/B/B fd eccf | gefd ecdA | 
 BGFE DB,B, ||  