Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
M:6/8
K:Amix
['AFD D2', 'cBA f3 gfg afd dfg agf gfe']  
X:1
L:1/8
M:6/8
K:Amix
 cAA BGB | cAA A2 d | cAA GBd | AFD D2 d | cAA BGB | cBc AGF | G3 B3 |1 AFD D2 d :|2 AFD D2 e |: 
 f3 g3 | afd cBA | f3 gfg | afd dfg | agf gfe | fed efd | cBA BAG | AFD D3 :|  