_____NNN______NN
_______NNNN_____NN
_______NN_NN____NN
_______NN__NN___NN
_______NN___NN__NN
_______NN____NN_NN
_______NN_____NNNN
_______IIIIIIIIIIII
_______IIIIIIIIIIII
__________IIIIII
__________IIIIII
__________IIIIII
__________IIIIII
_______IIIIIIIIIIII
_______IIIIIIIIIIII
_________CCCCCCCCCCC
_______CCCCCCCCCCC
_____CCCCCCCCCC
___CCCCCCCCCC
___CCCCCCCCCC
_____CCCCCCCCCCC
______CCCCCCCCCCCC
________CCCCCCCCCCCC
____EEEEEEEEEEEEEEEE
____EEEEEEEEEEEEEEEE
____EEEEE
____EEEEE
____EEEEEEEEEEEEEEEE
____EEEEEEEEEEEEEEEE
____EEEEE
____EEEEE
____EEEEEEEEEEEEEEEE
____EEEEEEEEEEEEEEEE