Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:4/4
K:D
['EF G2 GA B2 gf e2 dB']  
X:1
L:1/8
M:4/4
K:D
|: EF G2 | GA B2 | gf e2 | dB A2 | GA BA | BG EG | FA G2 | GF G2 :|  