On April 20, 2014, the sixth tournament in mixed martial arts "Grand Prix Berkut" of the ACB (Absolute Championship Berkut) organization was held in the Chechen Republic. A number of interesting fights with the participation of famous mixed martial artists from Russia and the CIS in the middleweight, light heavyweight and super heavyweight categories took place at ACB 6. The quarter-final fights in these three weight categories were expected to be very spectacular, their winners received the right to participate in the semi-finals of the ACB fighting championship - Grand Prix Berkut. The heavier the divisions, the more interest there is in them. This time, the guests of the tournament had a chance to get a charge of positive emotions from the colorful performance of athletes from these three divisions. In the middleweight category, the fighter of the Berkut club Muslim Khizriev fought against the fighter from Kazakhstan Igor Svirid. In this fight, Muslim Khizriev tried to take revenge for the defeat of his teammate Ibragim Chuzhigaev by a Kazakh fighter. Ramzan Algeriev, representing the Alash Pride team, met the fighter in the ACB cage and