Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['E2 BE', 'd2 fd']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
"^E dorian" E2 BE dEBE | E2 dB AGFD | E2 BE dEBE | Bdec dBAF | E2 BE B,EBE | E2 BE A2 FD | 
 EB B2 EGdc | BABc dBAB || defd egec | d2 fd fa a2 | defd cdec | BABc dBAB | d2 fd egec | 
 defd fa a2 | bafb afec | B2 dB A2 FD ||  