X     XX     XXXXXXXXX     XX     XX     XX     XX                                                             XX     XX    XXXX    XX     XX     XX     XX          XXXX     XXX    XX     XX     XX     XX                   XX     XXX    XX     XX
XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     XX     X
X_____XX_____XXXXXXXXX_____XX_____XX_____XX_____XX_____________________________________________________________XX_____XX____XXXX____XX_____XX_____XX_____XX__________XXXX_____XXX____XX_____XX_____XX_____XX___________________XX_____XXX____XX_____XX________XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____XX_____