Develop a piece of music using the specified alphabetic notation system and the provided motif.
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
['gGG BAG ded dBG cec BdB', 'dBG cec BdB AGA']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
 (3d/e/f/ | gGG BAG | ded dBG | cec BdB | ABc def | gGG BAG | ded dBG | cec BdB | AGA G2 :| d | 
 dgg gfg | gaf ged | eaa aga | bgg g2 b |1"^13A" [ac']ba gfe | ded dBG | cec BdB | AGA G2 :|2 
"^13B" [ac']ba gfe | dge dBG | cec BdB | AGA G3 |]  