. . . . . "1883-05-26" . . "Peter K\u00FCrten" . . "Vengeance against society" . . "1883" . "Peter K\u00FCrten" . . . . . . . . . "The Vampire of D\u00FCsseldorf" . . . . "Sadisticsexual gratification" . . . . . "1930-05-24" . . . . . . . . "1931" . . . . . . . . . "Peter K\u00FCrten case" . . . . . . . . . . . . . . "K\u00FCrten" . . . . "1931-07-02" . . . . . . . . . . "K\u00FCrten, Peter" . . "The D\u00FCsseldorf Monster" . . . . . . "D\u00FCsseldorf Ripper" . .