XX     XX      X      X     XX     XX    XXX    XXX    XXX    XXX    XXX    XXX    XXX    XXX                 XX X                                     X        X                                                       X      X      X
X      X      X      X      X      X      X      X      X
_____________XX_____XX______X______X_____XX_____XX____XXX____XXX____XXX____XXX____XXX____XXX____XXX____XXX_________________XX_X_____________________________________X________X_______________________________________________________X______X______XX______X______X______X______X______X______X______X______X