E/CN.4/1992/17 page 91 (i) Osman Aytar and Hayrettin Bozkurt: the competent court at Diyarbakir decided on 31 May 1990 to acquit them. When they complained of ill-treatment, the Diyarbakir Prosecutor's Office ordered a preliminary investigation to be opened against the officials concerned. The complainants are being sought so that their statements can be taken; (j) Idris Can: the investigation against the police officers concerned having been concluded, the file has been sent to the Istanbul Prosecutor's Office. 250. By a letter dated 18 October 1991 the Special Rapporteur transmitted to the Government of Turkey information according to which torture continued to be a routine part of police interrogation in Turkey. Law enforcement officers had been given added protection against prosecution on charges of torture by the new Anti-Terror Law, enacted in April 1991, which stated in particular that no cases concerning security officers' participation in incidents of torture could be brought to court or have investigations launched without the approval of disciplinary commissions. The forms of torture used included: beatings; being stripped naked; electric shocks; falaka (beating on the soles of the feet); squeezing of genitals; attempted rape; rape; truncheon forced into vagina or anus; sleep deprivation; denial of food and/or water; being dragged along the ground; being placed in a tyre and beaten; sleeping on a wet floor; being forced to listen to others' torture; having someone spit into one's mouth; denial of permission to use a toilet; hair pulling or burning; insults and threats. The following cases were transmitted in particular: (a) Izzet Gütnüscü and Tamer Tanrikulu, arrested on 18 February 1991. While in police custody and before being transferred to the Diyarbakir E-Type prison, they were allegedly subjected to severe torture, as a result of which they had blood in their urine; (b) Saycan Yalçin, Mehmet Gtivel, Muhittin Civelek, Ayse Sultan Yazici and Sedat Erbzsoy were detained on 4 January 1991 under the accusation of membership of the illegal organization Devrimci Sol (Revolutionary Left). While in police custody they were allegedly subjected to severe torture including beatings, being sprayed with pressurized cold water, beating on the soles of the feet, hanging by the wrists and electric shocks applied to the fingers and genitals; (c) Sedat Esmer, a lycee pupil, was reportedly arrested at the end of April 1991 and taken to the headquarters of the anti-riot police in Diyarbakir. During his detention he was subjected to electric shocks, being sprayed with cold water under pressure, hanging by the wrists and twisting of the testicles; (d) Cengiz Gezili, aged 18, was reportedly arrested in July 1991 at the village of Akbudak in Gaziantep, on the accusation of membership of PKK. During 10 days he was allegedly subjected to torture, including electric shocks ;