Question:  Kickboxer: Vengence is a martial arts film starring this lead role actor/stuntman, who trained in what style of kickboxing?
Sentence (from "Maurice Smith (kickboxer)"): He held the world light heavyweight and heavyweight championships from the World Kickboxing Association, World Kickboxing Council, International Sport Kickboxing Association and other promotions, as well as mixed martial arts champion for Battlecade Extreme Combat 3 and 4 champion as well as Ultimate Fighting Championship 13 and 14 champion.
Relevant evidence: No