_G___________________________________________G_
__G_________________________________________G__
___G_______________________________________G___
____G_____________________________________G____
_____G___________________________________G_____
______G________________G________________G______
_______G______________G_G______________G_______
________G____________G___G____________G________
_________G__________G_____G__________G_________
__________G________G_______G________G__________
___________G______G_________G______G___________
____________G____G___________G____G____________
_____________G__G_____________G__G_____________
______________GG_______________GG______________
G_____________________________________________G