Question: Who was once considered the best kick boxer in the world, however he has been involved in a number of controversies relating to his "unsportsmanlike conducts" in the sport and crimes of violence outside of the ring.
Sentence (from "Badr Hari"): Hari has been a prominent figure in the world of kickboxing and was once considered the best kickboxer in the world, however he has been involved in a number of controversies relating to his "unsportsmanlike conducts" in the sport and crimes of violence outside of the ring.
Relevant evidence: Yes