Russian sambo wrestler and mixed martial arts fighter
Aleksei Alexeyevich Oleinik (born June 25, 1977, as Oleksíy Oleksíyovych Olíynyk) is a Russian mixed martial artist and combat sambo practitioner. He most notably fought for the Ultimate Fighting Championship, competing in their heavyweight division. A professional mixed martial artist since 1997, he has also competed for M-1 Global, ProFC, IAFC, Bellator FC, KSW and YAMMA Pit Fighting. He is one of only two fighters to win a UFC fight via Ezekiel choke, and has done so twice. Oleinik also holds the record for most Ezekiel choke wins in MMA competition, with fourteen. Grappling career.
https://en.wikipedia.org/wiki/Aleksei_Oleinik