Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:6/8
K:G
['D2 B BAG BdB ABA GED G2', 'G2 A']  
X:1
L:1/8
M:6/8
K:G
 D2 B BAG | BdB ABA | GED G2 A | ABA AGE | D2 B BAG | BdB ABA | GED G2 A |1 BGG GFE :|2 BGG GBd || 
 ege edB | ege edB | d^cd def | gfe dBA | G2 A B2 d | ege dBA | GED G2 A |1 BGG GBd :|2 BGG GFE ||  