Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:4/4
K:C
['d2 BG', 'g2 (Tgf)']  
X:1
L:1/8
M:4/4
K:C
 |[M:2/2][K:Emin]{Ta} (3:2:2ge | d2 BG AGEF | G2 dG Bdge | d2 BG AGEA |1 Bdgd efge :|2 Bdgd e2 || 
 (ef) | g2 (Tgf) gbag | fdad fdfa | g2 (Tgf) gbaf | gfed Beef | g2 (Tgf) gbag | fdad fdfa | 
 (3(gab) ag (3(fga) fe | (TBA) (3(Bcd) efge |]  