Construct a musical arrangement using the specified alphabetical sequence and the given motif as a foundation.
X:1
L:1/8
M:4/4
K:Bdor
['fBBB Bcde fece', '(3Bcd cd BFFF DFFF Bcdf']  
X:1
L:1/8
M:4/4
K:Bdor
 fBBB Bcde | fece agae | (3fga ed cAAA | GAce agba | fBBB Bcde | fece agaf | g3 e f3 e | 
 dBBA FBBB :: (3Bcd cd BFFF | DFFF Bcdf | ecBc AEEE | CEAB cedc | (3Bcd cd BFFF | DFFF Bcdf | 
 ecBA fAeA | dcBA FBBB :|  