butterfly
__$$$$$$$$$_____________________,,$$$$$$$______
___$$$$$$$$$$,,_______________,,$$$$$$$$$_______
____$$$$$$$$$$$$__ ._____.___$$$$$$$$$$$_______
____$$$$$$$$$$$$$,_'.____.'_,,$$$$$$$$$$$________
____$$$$$$$$$$$$$$,,
'._,'_$$$$$$$$$$$$$_________
____$$$$$$$$$$$$$$$$.@:,$$$ $$$$$$$$$$$________
______***$$$$$$$$$$$@@$$$$$$$$$$$****________
__________,,,__*$$$$$$@.$$$$$$,,,,,,_____________
_____,,$$$$$$$$$$$$$* @
*$$$$$$$$$$$$,,,________
____*$$$$$$$$$$$$$*_@@_*$$$$$$$$$$$$$________
___,,*$$$$$$$$$$$$$__.@.__*$$$$$$$$$$$$$..______
_$*___*$$$$$$$$$$$___*___*$$$$$$$$$$*___*$,____
*____,,*$$$$$$$$$$_________$$$$$$$$$$*,,___'*___
______,,$*$,$$**'___________'***$$***,,__________
____,,**__
'_.*__________________*__________