Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:6/8
K:G
['G,B,D E2 D DB,D', 'e3 d2 B BAG']  
X:1
L:1/8
M:6/8
K:G
 G,B,D E2 D | DB,D G3 | G,B,D C2 B | AGF GDB, | G,B,D E2 D | DB,D GAB | d3 B3 |1 AGF GDB, :|2 
 AGF GBd |: e3 d2 B | BAG GBd | e3 d2 B | BAG ABd | e3 d2 B | BAG GAB | c3 B3 |1 AGF GBd :|2 
 AGF GDB, ||  