X    XXX    XXX    XXX    XXX    XXX    XXX    X      X      XXX                    X    XXX    XXX    XXX    X      XXX    XXXX   XXX    XXX    XXX    XXX    XXX   XXXX    XXXX   XXX    XXX    XXX    X
X____XXX____XXX____XXX____XXX____XXX____XXX____X______X______XXX____________________X____XXX____XXX____XXX____X______XXX____XXXX___XXX____XXX____XXX____XXX____XXX___XXXX____XXXX___XXX____XXX____XXX____X