X      X      X      XXX    XX     X X    XXX    X      X      X X                                       X      X       X     XX     XX     XX     XXX           XXX    XX     XX     XX     X      XXX    X      X      XX     XX     XXX    XXX
X    XX     XXX    XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     X
_____X______X______X______XXX____XX_____X_X____XXX____X______X______X_X_______________________________________X______X_______X_____XX_____XX_____XX_____XXX___________XXX____XX_____XX_____XX_____X______XXX____X______X______XX_____XX_____XXX____XXX__X____XX_____XXX____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____X