#Unsolved Mystery

Subject: The Zodiac Killer’s murder of Paul Stine and its impact on the investigation and public fear Entities: Paul Stine, Zodiac Killer, San Francisco Police Department, FBI, Da

Subject: The Zodiac Killer’s unsolved murders and taunting communications in Northern California, 1968–1974 Entities: David Faraday, Betty Lou Jensen, Darlene Ferrin, Michael Mage

Subject: The unsolved 1996 murder of JonBenét Ramsey and the decades-long investigation Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Burke Ramsey, Boulder Police Departme

Subject: The unsolved 1877 "Dinner of Five" locked-room murders of the Almeida family in Ouro Preto, Brazil. Entities: Ouro Preto, Almeida family (Antônio, Rosária, José, Marília)

Subject: The 1959 Braunschweig Schoolboy Disappearance Entities: Karl-Heinz Jung, Emil Jung, Frieda Jung, Erich Jung, Inspector Erich Rösner, Dr. Ingrid Vogelsang, Dr. Hildebrand

Subject: The Zodiac Killer’s attacks, communications, and enduring mystery Entities: Zodiac Killer, Bryan Hartnell, Cecelia Shepard, David Faraday, Betty Lou Jensen, Darlene Ferri

Subject: The unsolved murder of JonBenét Ramsey and the investigation’s enduring mysteries Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Burke Ramsey, Boulder Police Depar

Subject: The Black Dahlia murder of Elizabeth Short and its enduring mystery Entities: Elizabeth Short, Betty Bersinger, Cleo Short, Phoebe Short, Dorothy French, Robert "Red" Man

Subject: The 1891 "Demon of Nagoya" child murders and the investigation, trial, and aftermath. Entities: Kiyoshi, Tokutaro, Sato, Saito Ichiro, Fumiko, Hiroshi, Yuta, Mitsuko, Shi

Subject: The 1969 murder of Paul Stine and the broader Zodiac Killer investigation Entities: Paul Stine, Zodiac Killer, San Francisco Police Department, Vallejo Police Department,

Subject: The unsolved serial murders of migrant workers along São Paulo’s Linha 21 bus route in 1988. Entities: São Paulo, Linha 21, Detective Sérgio Mendonça, Officer Ricardo Fre

Subject: The assassination of Japanese Prime Minister Inukai Tsuyoshi and its impact on Japan’s political landscape in 1932. Entities: Inukai Tsuyoshi, Takeru Inukai, Makino Nobua

Subject: The Boston Belfry Murders of 1873—Boston’s first known serial killings and their impact on the city. Entities: Mary Keating, Martha Prentiss, Samuel Byrne, Officer Thomas

Subject: The 1968 Fuchu "300 Million Yen" Bank Heist — Japan’s Largest Unsolved Robbery Entities: Nihon Shintaku Ginko Bank, Toshiba, Tokyo Metropolitan Police, Fuchu Prison, Niss

Subject: The Beaumont Children disappearance—Australia’s most infamous unsolved missing persons case Entities: Jane Beaumont, Arnna Beaumont, Grant Beaumont, Jim Beaumont, Nancy B

Subject: The mysterious cyanide poisoning death of bank clerk Leonard Dennis in 1948 London Entities: Leonard Dennis, Arthur Dennis, Maud Dennis, Westminster Bank, Orme Square, Ba

Subject: The Hinterkaifeck Murders — Germany’s Most Infamous Unsolved Family Massacre Entities: Gruber family, Andreas Gruber, Cäzilia Gruber, Viktoria Gabriel, Cäzilia (child), J

Subject: The Zodiac Killer’s unsolved murders and taunting communications in Northern California, 1968–1974 Entities: Zodiac Killer, David Faraday, Betty Lou Jensen, Darlene Ferri

Subject: The 1955 Yaroslavl cult murder led by Pavel Kurov and its investigation by Soviet authorities. Entities: Galina Zaitseva, Pavel Grigoryevich Kurov, Major Olga Mikhailovna

Subject: The Black Dahlia murder and its enduring mystery Entities: Elizabeth Short, Betty Bersinger, Harry Hansen, Los Angeles Police Department, Federal Bureau of Investigation

Subject: The Zodiac Killer’s unsolved murders and taunting reign of terror in Northern California (1968–1974) Entities: Paul Stine, David Faraday, Betty Lou Jensen, Darlene Ferrin

Subject: The Zodiac Killer’s unsolved crimes and taunting communications in late 1960s–early 1970s California Entities: Zodiac Killer, Bryan Hartnell, David Faraday, Betty Lou Jen

Subject: The unsolved 1896 murder of Ellen “Nellie” Murphy at a Queensland bush camp Entities: Ellen “Nellie” Murphy, William “Billy” Clarke, Thomas “Tommy” Lau, Richard “Dick” Py

Subject: The unsolved 1996 murder of JonBenét Ramsey and the decades-long investigation Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Burke Ramsey, Boulder Police Departme

Subject: The origins, crimes, and investigation of the Zodiac Killer case in Northern California. Entities: Zodiac Killer, David Faraday, Betty Lou Jensen, Darlene Ferrin, Michael

Subject: The unsolved “Linha 21 Murders” targeting young migrant men along a São Paulo bus route. Entities: José Roberto Barbosa, Rafael Silva, Inspector Andréa Costa, Luciana Ram

Subject: The unsolved murder of JonBenét Ramsey and the complexities of the investigation Entities: JonBenét Ramsey, Patsy Ramsey, John Ramsey, Burke Ramsey, Boulder Police Depart

Subject: The Black Dahlia murder of Elizabeth Short and its enduring mystery Entities: Elizabeth Short, Cleo Short, Phoebe Short, Los Angeles Police Department (LAPD), FBI, Los An

Subject: The Donnelly Massacre of 1880 and its legacy in Canadian history Entities: Donnelly family, James Donnelly, Johannah Donnelly, James Carroll, Peace Society, Johnny O’Conn

Subject: The unsolved 1959 Lüdenscheid child murders in West Germany Entities: Lüdenscheid, North Rhine-Westphalia, Schneider family, Vogel family, Klein family, Anna Schneider, P

Subject: The unsolved 2002 murder of investigative journalist Paulo Roberto Alves in Manaus, Brazil. Entities: Paulo Roberto Alves, O Diário do Amazonas, Manaus city council, Cons

Subject: The Zodiac Killer’s unsolved murders, ciphers, and taunting of Bay Area law enforcement and media. Entities: Zodiac Killer, Paul Stine, David Faraday, Betty Lou Jensen, D

Subject: The 1968 Fuchu 300 Million Yen Robbery — Japan’s Largest Unsolved Heist Entities: Nihon Shintaku Ginko, Fuchu branch, Tokyo Metropolitan Police Department, Kinzaburo Nomu

Subject: The Perm Axe Murders of 1879–1880 and their impact on rural Russian society Entities: Perm, Kurnikova family, Ivan Kurnikov, Darya Kurnikova, Anna Kurnikova, Mikhail Kurn

Subject: The 1913 ritual murders committed by William Arthur Clements and the "Order of the Cleansing Fire" cult in rural New South Wales. Entities: William Arthur Clements, Order

Subject: The 1880 Donnelly family massacre in Lucan, Ontario Entities: Donnelly family, James Donnelly, Johannah Donnelly, William Donnelly, John Donnelly, Thomas Donnelly, Bridge

Subject: The unsolved 1996 murder of JonBenét Ramsey and the investigation’s enduring mysteries Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Boulder Police Department, Fl

Subject: The unsolved 1922 Hinterkaifeck farmhouse murders in rural Bavaria Entities: Josef Gruber, Andreas Gruber, Cäzilia Gruber, Viktoria Gabriel, Maria Baumgartner, Lorenz Sch

Subject: The Black Dahlia murder and its enduring mystery Entities: Elizabeth Short, Betty Bersinger, Cleo Short, Phoebe Short, Robert “Red” Manley, Mark Hansen, Dr. George Hodel,

Subject: The Zodiac Killer’s unsolved murders and taunting communications in Northern California, 1968–1974 Entities: Zodiac Killer, Paul Stine, David Faraday, Betty Lou Jensen, D

Subject: The Tambov Purification Murders—A 1913 Russian cult’s deadly rituals and their aftermath Entities: Ivan Vasilyevich Kuznetsov, Yelizaveta Sokolova, Pyotr Kharitonov, Anna

Subject: The unsolved 1996 murder of JonBenét Ramsey and its investigation Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Burke Ramsey, Fleet White, Linda Arndt, Lou Smit,

Subject: The Black Dahlia murder and its investigation Entities: Elizabeth Short, Betty Bersinger, Anne Bersinger, Cleo Short, Phoebe Short, Robert “Red” Manley, Harry Hansen, Les

Subject: The Zodiac Killer’s unsolved murders and cryptic communications in Northern California, 1968–1974 Entities: Zodiac Killer, Betty Lou Jensen, David Faraday, Darlene Ferrin

Subject: The 1955–56 Moscow Tram Stop Murders and the Investigation That Changed Soviet Policing Entities: Yelena Ivanova, Maria Petrovna, Valentina Sidorova, Ludmila Orlova, Gali

Subject: The disappearance and unsolved murder of Peggy Knobloch in Bavaria, Germany Entities: Peggy Knobloch, Susanne Knobloch, Ulvi Kulac, Uwe Böhnhardt, National Socialist Unde

Subject: The unsolved 1950s Montreal Necktie Killer murders, focusing on the disappearance and murder of Mary “Marie” Anne Wilson. Entities: Mary “Marie” Anne Wilson, Geneviève Le

Subject: The unsolved 1996 murder of JonBenét Ramsey and the decades-long investigation Entities: JonBenét Ramsey, John Ramsey, Patsy Ramsey, Burke Ramsey, Boulder Police Departme

Subject: The disappearance of Maura Murray in 2004 and the enduring mystery surrounding her case. Entities: Maura Murray, Fred Murray, Haverhill Police Department, University of M

Subject: The Zodiac Killer’s confirmed murders, investigation, and enduring mystery Entities: Zodiac Killer, Paul Stine, David Faraday, Betty Lou Jensen, Darlene Ferrin, Michael M