Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:6/8
K:Bb
['FBB Fcc Fdd', 'dff Bff']  
X:1
L:1/8
M:6/8
K:Bb
 FBB Fcc | Fdd Eee | dfe dcB | AcB AGF | FBB Fcc | Fdd Fee | dfB cBA | BFD B,3 :: dff Bff | 
 egg Bgg | dff Bff | AcB AGF | dff Bff | egg Bgg | dfB cBA | BFD B,3 :|  