Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:4/4
K:D
['B2 dB', 'e3 B']  
X:1
L:1/8
M:4/4
K:D
|: B2 Bd BAFA | B2 dB BAFB | A2 AB AFDF | A2 dB ADFA | B2 dB BAFA | B2 dB ABdf | edef dBAf | 
 e3 d BAFA :: e3 B d2 Bd | e3 B dBAB | e3 B d3 e | fedB ABFA | e3 B e3 B | e3 B defa | afbf afea | 
 fedB ABFA :|  