Question: Ricardo Arona has a notable win over what anarcho-communist known for his radical political views?

full_context: Document 1: Neil Melanson: Neil Melanson is an American combat sports coach, currently he is the Head Grappling coach at Jaco Hybrid Training Center. He is the former Head Grappling coach at both Xtreme Couture Las Vegas and Alliance MMA. Melanson specializes in Catch wrestling, while drawing elements from Judo. He is especially known for his guard work, leg locks and triangle chokes. He has trained under Gene LeBell, Gokor Chivichyan, and Karo Parisyan (who awarded him his black belt).
Document 2: Rickson Gracie: Rickson Gracie (] ; born November 21, 1958) is a Brazilian 9th degree red belt in Gracie Jiu-Jitsu and a retired mixed martial artist. He is a member of the Gracie family: the son of Hélio Gracie, brother to Rorion and Relson Gracie, and half-brother to Rolker, Royce, Robin and Royler Gracie. In November 2014 he became an inductee of the Legends of MMA Hall of Fame, alongside Big John McCarthy, Pat Miletich, and Fedor Emelianenko.
Document 3: Ricardo Arona: Ricardo Arona (] ; born July 17, 1978) is a retired Brazilian mixed martial artist. He has competed in PRIDE Fighting Championships and RINGS in his mixed martial arts career, and was a member of Brazilian Top Team. He is the former RINGS Middleweight Champion, as well as the 2001 RINGS Middleweight Championship Tournament Winner, and 2005 PRIDE Middleweight Grand Prix Runner-Up. In submission wrestling, he holds an undefeated record of 13-0, never losing a single point in a match, and is a three-time ADCC Champion. He has notable wins in both MMA and submission grappling competition over Tito Ortiz, Jeff Monson, Renato Sobral, Vitor Belfort, Mark Kerr, Kazushi Sakuraba, Wanderlei Silva, Dan Henderson, Alistair Overeem, Murilo Rua, Jeremy Horn, Guy Mezger, and Dean Lister.
Document 4: Frank Mir: Francisco Santos "Frank" Mir, III (born May 24, 1979) is an American mixed martial artist, who competes for Bellator MMA in the Heavyweight division. He formerly competed in the Ultimate Fighting Championship (UFC) for sixteen years. A former UFC Heavyweight Champion, he currently holds the record for most fights, victories, and submissions in UFC Heavyweight history, and is tied for 4th most UFC victories overall. Up until his release, Mir possessed the longest uninterrupted tenure of any fighter in UFC history. He is the first man to knock out and submit Antônio Rodrigo Nogueira.
Document 5: B.J. Penn: Jay Dee "B.J." Penn (born December 13, 1978) is an American professional mixed martial artist and Brazilian Jiu-Jitsu practitioner. Penn debuted and competed in the Ultimate Fighting Championship (UFC), and later in K-1. Prior to fighting for the UFC, he became the first American Gold medalist of the World Jiu-Jitsu Championship. In mixed martial arts, Penn has competed in the Featherweight, Lightweight, Welterweight, and Middleweight divisions. As a former UFC Lightweight Champion and UFC Welterweight Champion, he is one of only three fighters in UFC history to win titles in multiple weight classes. Penn was also a Co-champion in the UFC 41 Lightweight Tournament, due to an eventual draw opposite Caol Uno in the tournament finale. Through his tenures as champion, Penn unofficially unified the UFC Lightweight Championship (against Sean Sherk) and broke the all-time lightweight title defense record. Penn was inducted into the UFC Hall of Fame, as the inaugural inductee in the Modern-Era Wing by career-long rival Matt Hughes, during "International Fight Week" in July 2015.
Document 6: Renzo Gracie: Renzo Gracie ( ; ] ; born March 11, 1967) is a Brazilian mixed martial artist and Brazilian Jiu-Jitsu practitioner. A member of the Gracie family of Brazil, Renzo is a 6th Degree Black in Brazilian Jiu-Jitsu under Carlos Gracie Jr.. He is the son of Robson Gracie, grandson of Carlos Gracie, nephew of Carlos Gracie, Jr. grandnephew of Helio Gracie, and the 1st cousin once removed of Royce Gracie. In mixed martial arts, Renzo has competed in the Ultimate Fighting Championship, Pride Fighting Championships, K-1, RINGS, and International Fight League (head-coaching the New York Pitbulls). He holds notable victories over five former UFC Champions: Frank Shamrock (UFC Light Heavyweight Champion), Carlos Newton (UFC Welterweight Champion), Pat Miletich (UFC Welterweight Champion), Maurice Smith (UFC Heavyweight Champion), and Oleg Taktarov (UFC 6 Tournament Winner)
Document 7: Dan Henderson: Daniel Jeffery Henderson (born August 24, 1970) is an American former mixed martial artist and Olympic wrestler, who last competed as a middleweight in the Ultimate Fighting Championship. He was the last Strikeforce Light Heavyweight Champion and was the last Welterweight (80 kg ) and Middleweight (95 kg ) champion of Pride Fighting Championships. Additionally, Henderson was the Brazil Open '97 Tournament Champion, the UFC 17 Middleweight Tournament Champion, the Rings: King of Kings 1999 Tournament Champion and the Pride Weltwerweight Grand Prix Tournament Champion. During his career, Henderson also challenged for the UFC Middleweight Championship (2x), the UFC Light Heavyweight Championship and the Strikeforce Middleweight Championship. He was the first mixed martial artist to concurrently hold two titles in two different weight classes in a major MMA promotion. At the time of his retirement after UFC 204, he was the oldest fighter on the UFC roster. Known to be one of the greatest mixed martial artists of all time having defeated a total of seventeen MMA world champions across four major MMA promotions (UFC, PRIDE FC, Strikeforce, and RINGS).
Document 8: Rich Franklin: Richard Jay "Rich" Franklin II (born October 5, 1974) is an American retired mixed martial artist who competed in Ultimate Fighting Championship. He is a former UFC Middleweight Champion. As of June 2014, Franklin was announced as a Vice President of Asian Mixed Martial Arts company ONE Championship.
Document 9: Antônio Rodrigo Nogueira: Antônio Rodrigo Nogueira (] , born June 2, 1976), better known as Minotauro, is a semi-retired Brazilian mixed martial artist known for his technical mastery of Brazilian jiu-jitsu. He won most of his fights via submissions. He competed in the heavyweight division of the Ultimate Fighting Championship (UFC), where he is a former Interim UFC Heavyweight Champion. He is the twin brother of UFC fighter Antônio Rogério Nogueira. Nogueria rose to prominence in the Japanese promotion Pride Fighting Championships, where he was the first Pride Heavyweight Champion from November 2001 to March 2003, as well as a 2004 PRIDE FC Heavyweight Grand Prix Finalist. He is one of only three men to have held championship titles in both Pride Fighting Championships and the Ultimate Fighting Championship (the others being Mauricio Rua and Mark Coleman).
Document 10: Rodrigo Gracie: Rodrigo Gracie (born March 11, 1975) is a retired Brazilian mixed martial artist and Brazilian Jiu-Jitsu practitioner. A member of the famous Gracie family, Rodrigo is a 5th Degree Black Belt in Gracie Jiu-Jitsu and a Gold Medalist in the 1998 ADCC Submission Wrestling World Championship. While competing in PRIDE Fighting Championships, Gracie was ranked amongst the top Middleweight fighters from 2003 to 2004 due to an undefeated streak with consecutive victories over Hayato Sakurai, Daiju Takase, Yuki Sasaki, and Daijiro Matsui.
Document 11: Josh Barnett: Joshua Lawrence Barnett (born November 10, 1977) is an American mixed martial artist and professional wrestler who previously competed in the Heavyweight division of the UFC. He is the former UFC Heavyweight Champion, as well as the inaugural and current Metamoris Heavyweight Champion. He has also won the King of Pancrase Openweight Championship and was a finalist in the PRIDE 2006 Openweight Grand Prix and the Strikeforce Heavyweight Grand Prix Championship. Barnett mixed martial arts record of "over 50-8" when both sanctioned and unsanctioned bouts are counted. He has also competed in Affliction, World Victory Road, DREAM and Impact FC.
Document 12: Renato Sobral: Renato da Cunha Sobral (] ; born September 7, 1975), also known as "Babalu", is a retired Brazilian wrestler and mixed martial artist, and former Strikeforce Light Heavyweight Champion. Sobral previously fought in the Ultimate Fighting Championship, where he posted a 6–4 record and has also competed for Bellator, RINGS, Jungle Fight, Cage Rage, Affliction, and ONE FC. He is the Head Instructor of Babalu's Iron Gym Cerritos and has a Luta Livre black belt. He is also a Brazilian jiu-jitsu black belt under Carlos Gracie Jr. In his prime he was considered one of the top fighters in the world and defeated the likes of former Welterweight UFC Champion Robbie Lawler, former Light Heavyweight UFC Champion Shogun Rua, former Heavyweight UFC Champion Maurice Smith, along with former title contenders Chael Sonnen, Elvis Sinosic, and Jeremy Horn.
Document 13: Jeff Monson: Jeffrey William Monson (born January 18, 1971) is an American mixed martial artist currently competing in the Heavyweight division. A professional competitor since 1997, he has competed for the UFC, Strikeforce, DREAM, PRIDE, M-1 Global, Impact FC, World Victory Road, and Cage Warriors. In Brazilian jiu-jitsu and grappling, Monson is a two-time winner of the ADCC Submission Wrestling World Championship, and a No Gi Brazilian jiu-jitsu World Champion. Monson is also an anarcho-communist known for his radical political views. He is the host of "Monson TV" on RT.
Document 14: Murilo Rua: Murilo "Ninja" Milani Rua (] ; born May 22, 1980) is a retired Brazilian mixed martial artist who fought in Pride Fighting Championships. He is the older brother of former UFC Light Heavyweight Champion Mauricio "Shogun" Rua. He is known for his aggressive Muay Thai style. Rua is a veteran of Pride Fighting Championships, where he once enjoyed a reputation as one of the best middleweights in the world. Rua regularly fought at 185 pounds, but has also fought at 205 pounds and heavyweight. He is the former (and first ever) EliteXC Middleweight Champion. He also had a successful career in mixed martial arts in England appearing on both Cage Rage and BAMMA cards. He is of Portuguese and Italian descent, but was born in Brazil.
Document 15: Kazushi Sakuraba: Kazushi Sakuraba (桜庭 和志 , Sakuraba Kazushi , born July 14, 1969) is a Japanese mixed martial artist and professional wrestler, currently signed to Rizin Fighting Federation. He has competed in traditional puroresu for New Japan Pro Wrestling and shoot-style competition for UWFi and Kingdom Pro Wrestling. He has fought in MMA competition in the Ultimate Fighting Championship, Pride Fighting Championships, Hero's and Dream. He is known as the "Gracie Hunter" or the "Gracie Killer" due to his wins over four members of the famed Gracie family: Royler Gracie, Renzo Gracie, Ryan Gracie, and Royce Gracie. In particular, Sakuraba is famous for his initial fight with Royce, which lasted ninety minutes.
ground_truth: Jeff Monson