X     XX     XX     XX   X XX     XX     XX     XX     XX     XX     XX     XX     XX     XX                   XX     XX     XXX    XX     XX     XX     XX     XX   X XX     XXX    XX
XX     XX     XX     XX     XX     XX     XX     XX     XX X   XX     XX     XX     XX     XX   X X
X_____XX_____XX_____XX___X_XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX___________________XX_____XX_____XXX____XX_____XX_____XX_____XX_____XX___X_XX_____XXX____XX_______________XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_X___XX_____XX_____XX_____XX_____XX___X_