Design a musical arrangement using the alphabetical representation of the given sequence and the supplied motif.
X:1
L:1/8
M:2/2
K:Bmin
['dBBA B2', 'd2 fd efge', 'fa a2', 'gfef dBBA']  
X:1
L:1/8
M:2/2
K:Bmin
 dBBA B2 Bc | dB B2 fBeB | dBBA B2 dB | ABde f3 E | dBBA B2 Bc | dB B2 f3 E | A2 AF ABAF | 
 ABde f3 e || d2 fd efge | defa g2 fe | d2 fd efge | fa a2 g2 fe | d2 fd efge | defa g3 a | 
 b2 af gfed | faaf gfed || fa a2 fa a2 | faaf gfed | gb b2 gb b2 | gbbf gfed | fa a2 fa a2 | 
 faaf g3 a | b2 af gfed | faaf gfef || dBBA B4 ||  