Craft a musical piece that incorporates the given motif and follows the outlined structure.
X:1
L:1/8
M:2/2
K:Bb
['d2 d2 dfeg fbag fedc', 'DBFB DBFB EBGB EBGB ecAc ecAc'  
X:1
L:1/8
M:2/2
K:Bb
 F2 | B2 B2 Bece | d2 d2 dfeg | fbag fedc | Bdfd ecAc | B2 B2 Bdce | d2 d2 dfeg | fbag fedc | 
 B2 B2 B2 :: (FE) | DBFB DBFB | EBGB EBGB | ecAc ecAc | dBFB dBFB | DBFB DBFB | EBGB EBGB | 
 ecAc ecAc | B2 B2 B2 :|  