Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:4/4
K:Bdor
['df af ed', 'dB cB Ac B3 c :|2 df']  
X:1
L:1/8
M:4/4
K:Bdor
 B3 d fB df | af ed cB Ac |1 B/B/B bB aB gB | e2 ef ed cA |: |2 af f/f/f df af | ed cA B3 c :: 
 dB FB df ed | c/B/A ce ae cA |1 BF F2 GB dB | cB Ac B3 c :|2 df f/f/f af f/f/f | ed cA B3 :|  