:param player: catan.game.Player
        :param location: string, see hexgrid.location()
        :param victim: catan.game.Player

def log_player_plays_knight(self, player, location, victim):
        """
        :param player: catan.game.Player
        :param location: string, see hexgrid.location()
        :param victim: catan.game.Player
        """
        self._logln('{0} plays knight'.format(player.color))
        self.log_player_moves_robber_and_steals(player, location, victim)