__________????________________????
________??_________________________??
______?_______________________________?
____?__?????___?????___________________?
___?__???????_???????___________________?
__?___???????????????__???????????????___?
_?_____?????????????____?????????????_____?
??______???????????_______________________??
?_________???????__________________________?
?___________???____________________________?
?____________?_____________________________?
?___________________________________________?
?__________________________________________?
?__________________________________________?
_?___________???____________???___________?
__?____________??????????????____________?
___??____________???____???____________??
_____?_____________??????____________?
_______??__________________________ --------------------------------------------