Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:2/4
K:Gmin
['B A']  
X:1
L:1/8
M:2/4
K:Gmin
 G B/ A/ | G A B c | d2 c d/ e/ | d d c B | A (A/B/) c B | A G (GF) | D4- | D z G F/ G/ | A B A G | 
 F G A d | d c (BA) | G4 |]  