E/CN.4/1992/17 page 83 detained. Regarding the persons from Derbest village, it was affirmed that no such village existed and that none of the names mentioned in the Special Rapporteur's message as being residents of that village appeared in the records of the relevant authorities regarding persons taken into custody. All the other persons mentioned in the message had either never been detained or taken into custody, or had been released. (b) Ibrahim Bingol, Cavidan Kocaacar, Metin Gunaydin and Mehmet Tuzcu (6 March 1991). (i) These persons were reportedly detained in Ankara on or around 17 February 1991 and taken to the Political Branch of Ankara Police Headquarters. It was further reported that on 16 January 1991 a medical student, named Birtan Altunbas, died in hospital after being detained incommunicado for six days at the aforementioned Political Branch of Ankara Police Headquarters and that according to fellow detainees Mr. Altunbas had been severely tortured while in detention. (ii) On 26 June 1991 the Government informed the Special Rapporteur about the charges against the above-mentioned persons and the state of the legal proceedings concerning them. As regards the torture allegations concerning Mr. Ibrahim Bingol and Mr. Habibe Cavidan Kocaacar the Government indicated that an investigation was being carried out. In the case of Mr. Birtan Altunbas the Government stated that he had gone on hunger strike and had died in hospital as a consequence of heart insufficiency caused by saturation of his lungs with liquid as a result of lack of nutrition. (c) Ahmad Seyid Ahmad, Daryus Lorestani, Manije Mahacar Saliyani, Nader Hodapanani, Abbas Rustami Gomi, Hamid Hamidyan, Mahdi Javadi Nojad, Seyid Monnirirad, Bijan Barzinmer and Samad Masadban (18 March 1991). (i) All of them were said to be Iranian political refugees who were detained around 2 March 1991 by the Political Branch of the police and taken to the Ankara Police Headquarters. (ii) On 15 April 1991 the Government informed the Special Rapporteur that these persons had been taken into custody on charges of establishing a criminal organization. They were interrogated at the Office of the Public Prosecutor of the Ankara State Security Court and most of them were released on 14 March 1991. The Public Prosecutor opened a public law suit against four persons (Messrs. Ahmadi, Galamin, Berzinmer and Kardestami). It was affirmed that none of the persons mentioned in the message had been subjected to ill-treatment. Copies of the medical reports issued by the Forensic Department (drafted in Turkish) were enclosed. (d) Dr. Cemal Kahraman, President of the Human Rights Association (HRA), Nusaybin Branch; Mecit Akgun, (journalist and HRA member); Suleyman Balan, (HRA member); Mehmet Baycal, (HRA member); Abdulhamit Asian, (HRA member); Muhittin Anter, (member of HRA and the Nusaybin Municipal Council); Sukru Ekmen, (member of Mardin Municipal); Aydin Dogan and Mehmet Orhan (27 March 1991).