Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:4/4
K:G
['D2 EG AGAB', '(3Bcd dB eBdB GABG']  
X:1
L:1/8
M:4/4
K:G
|: DEDB, D2 EG | AGAB AGEG | D2 DB, D2 EG | AGAB G2 G2 :| (3Bcd dB eBdB | GABG AG E2 | 
 (3Bcd dB eBdB | GABG A2 A2 | (3Bcd dB eBdB | GABG AGEG | D2 DB, D2 EG | AGAB G2 G2 ||  