 Complete the following phrase:  On the 7 March 1994, Hasan Güler and Ali Aktas were both sentenced to life in prison for murders they committed. They were charged for having committed the murders on orders of the PKK. Duran Kalkan and Ali Haydar Kaytan were sentenced to 6 respectively 7 years for being involved in a terrorist organization. Both were released due to their lengthy pre-trial detention. The murders in Barelias, Lebanon, of which Haydar Kaytan was accused of, were not considered in the verdict as the judges came to the conclusion that the murders fell under an Lebanese amnesty which covered crimes committed during the 