Formulate fitting chord arrangements to go with the provided musical work.
def BdB BBB | def BdB ecA | def BdB Bcd | cBA Aaf ecA :: def a2 f a2 f | 
 def a2 f ecA | def a2 f ecA | cBA Aaf ecA :|  
X:1
L:1/8
M:9/8
K:Bmin
"Bm" def BdB BBB |"Bm" def BdB"A" ecA |"Bm" def BdB Bcd |"A" cBA Aaf ecA ::"D" def a2 f a2 f | 
"D" def a2 f"A" ecA |"D" def a2 f"A" ecA |"A" cBA Aaf ecA :|  