Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:6/8
K:G
['', 'GEF G2 A BAG', 'edB Add fdd ed^c def g3 a3', 'dBA GEF', 'A BAG ABd edg edB |1 AGF']  
X:1
L:1/8
M:6/8
K:G
 BA |: GEF G2 A | BAG ABd | edd gdd | edB dBA | GEF G2 A | BAG AB/c/d | edd gdB |1 AGF GBA :|2 
 AGF GBd |: g3 efg | afd edB | Add fdd | ed^c def | g3 a3 | bag fgf | edc BcA |1 BGF GBd :|2 
 BGF G ||"^Variations:" BA |: GEF G2 A | BAG AB/c/d | edd gdd | e3 dBA | GEF G2 A | BAG ABd | 
 edg edB |1 AGF GBA :|2 AGF GBd |: g3 efg | afd edB | Add fdd | ed^c def | g3 abc' | bag fgf | 
 edc BcA |1 BGF GB/c/d :|2 BGF G ||  