Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/4=100
M:2/2
K:Emin
['G2 GB', 'g>abg aefd']  
X:1
L:1/8
Q:1/4=100
M:2/2
K:Emin
 G2 GB de=fd | edgd edeg | G2 GB degd | e/f/g dB A>G E2 :: g>abg aefd | Bdde =f>gaf | g>abg aefd | 
 e/f/g dB A>G E2 :|  