Question: Which retired kickboxer shares the record for world championship titles with Sem "Semmy" Schilt?

full_context: Document 1: Glaube Feitosa: Glaube Araújo Feitosa (born April 9, 1973) is a Brazilian former kickboxer and a kyokushin full contact karate practitioner who was competing in K-1. In 2005, Feitosa won K-1 World Grand Prix 2005 in Las Vegas tournament and was a K-1 World Grand Prix 2005 finalist. While living in Tokyo, Japan he fought and trained in the IKO1 Kyokushin - Team Ichigeki at the Ichigeki Plaza. Throughout his career he was known as one of the best non-champions to fight in the K-1, a position he earned with his wins over non-champion fighters, such as Ruslan Karaev, Musashi, Gary Goodridge and Junichi Sawayashiki. He also went the distance with some of the top fighters in his time, such as Peter Aerts, Remy Bonjasky, Semmy Schilt and Errol Zimmerman. He holds victories over Cheick Kongo and Alistair Overeem.
Document 2: Albert Kraus: Albert “The Hurricane” Kraus (born August 3, 1980 in Oss) is a Dutch welterweight kickboxer. He was the first K-1 World MAX Tournament Champion in 2002 and also the first SUPERKOMBAT Middleweight Champion. Kraus has also held four separate world titles in kickboxing and Muay Thai. He is currently fighting out of Super Pro Gym in GLORY.
Document 3: Semmy Schilt: Sem "Semmy" Schilt (] ; born 27 October 1973) is a Dutch former kickboxer, Ashihara karateka, mixed martial artist, one-time and four-time K-1 World Grand Prix Champion. He is the only fighter in K-1 history to win the world championship three times in a row, and also shares the record with Ernesto Hoost for most Grand Prixs won, with four.
Document 4: K-1 World Grand Prix 2003 Final: K-1 World Grand Prix 2003 Final was a kickboxing event promoted by the K-1 organization. The event was held at the Tokyo Dome in Tokyo, Japan on Saturday,December 6, 2003 in front of 67,320 spectators. It was the eleventh K-1 World Grand Prix final involving ten of the world's best fighters (two being reservists). The eight finalists had almost all qualified via preliminary events, while two additional fighters were invited as reserve fighters (for more detail on this see bulleted list below), with all bouts being fought under K-1 Rules (100 kg/156-220 lbs). As well as tournament bouts there was also an 'Opening Fight' between Yusuke Fujimoto and Matthias Riccio and a 'Super Fight' between Martin Holm and Jan Nortje, both fought under K-1 Rules. In total there were fourteen fighters at the event, representing ten countries.
Document 5: K-1 World MAX 2006 World Championship Final: K-1 World MAX 2006 World Championship Final was a kickboxing event promoted by the K-1 organization. It was the fifth K-1 World MAX final for middleweight kickboxers (70 kg/154 lb weight class), involving eight finalists and two reserve fighters, with all bouts fought under K-1 rules. Seven of the finalists had won elimination fights at the K-1 World MAX 2005 World Tournament Open, while the eighth, Virgil Kalakoda, had been invited despite losing his elimination match. The two reserve fighters had qualified via preliminary tournaments; Artur Kyshenko had won the K-1 East Europe MAX and Rayen Simson had won the K-1 MAX Netherlands. As well as tournament matches there were also a two opening fights and two super fights fought under K-1 rules (middleweight and heavyweight). In total there were eighteen fighters at the event, representing nine countries.
Document 6: K-1 World Grand Prix 2005 in Tokyo Final: K-1 World Grand Prix 2005 in Tokyo Final was a kickboxing event promoted by the K-1. The event was held at the Tokyo Dome in Tokyo, Japan on Saturday, November 19, 2005 in front of 58,213 spectators. It was the thirteenth K-1 World Grand Prix final, involving twelve of the world's best K-1 fighters (four being reservists), with all bouts fought under K-1 Rules (100 kg/156-220 lbs). The tournament qualifiers had almost all qualified via the K-1 World Grand Prix 2005 in Osaka - Final Elimination with the exception of Remy Bonjasky who was the reigning champion. As well as tournament matches there was also an 'Opening Fight' fought under K-1 Rules between Patrick Barry and Alexander Pitchkounov. In total there were fourteen fighters at the event, representing eleven countries.
Document 7: Melvin Manhoef: Melvin Manhoef (born 11 May 1976) is a Surinamese-born Dutch professional kickboxer and mixed martial artist. In kickboxing, he is a former It's Showtime Champion, and in MMA he was the Cage Rage Light Heavyweight Champion. In mixed martial arts, he is currently competing in Bellator's Middleweight division and has also formerly competed for Strikeforce, DREAM, RINGS, It's Showtime, K-1, ONE FC, and KSW. As of 2 November 2015, he is ranked the #9 Middleweight in GLORY. 28 of his 30 wins have come via knockout, the highest percentage of any MMA fighter with at least 15 wins.
Document 8: Gökhan Saki: Gökhan Saki (born October 19, 1983 in Schiedam, Netherlands) is a Dutch-Turkish mixed martial artist and former kickboxer. Fighting out of Mike's Gym in Amsterdam, he is two-time Dutch and European Muay Thai champion, "K-1 World GP 2006 in Amsterdam" tournament finalist and "K-1 World Grand Prix 2008 in Hawaii" champion as the first ever Turkish fighter to hold a K-1 tournament title. He is the former Glory Light Heavyweight Champion, winning the inaugural title by defeating Nathan Corbett in the semi finals, followed by Tyrone Spong in the finals. On May 25th, 2017, it was announced Saki had signed a multi-fight contract with the UFC. Saki is known for his swarming style of fighting and power punching.
Document 9: Badr Hari: Badr Hari (Arabic: بدر هاري‎ ‎ ; born 8 December 1984) is a Moroccan-Dutch super heavyweight kickboxer from Amsterdam, fighting out of Mike's Gym in Oostzaan. He is a former K-1 Heavyweight champion (2007—2008), It's Showtime Heavyweight world champion (2009-2010) and "K-1 World Grand Prix 2009" finalist. 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.
Document 10: Ernesto Lacayo: Ernesto Lacayo (born May 5, 1989) is an American football kicker who is currently a free agent. He played college football at Hastings College (NAIA), where he holds all kicking records in Hastings College History. Ernesto went undrafted in the 2011 NFL draft and signed with the Nebraska Danger (IFL) after the draft. After one year with the Danger, Ernesto then signed with the Louisiana Swashbucklers (PIFL) 2013. After the Swashbucklers folded in 2013, Ernesto then signed with the Wichita Wild (CPIFL) in 2014. Ernesto set an All-Arena/Indoor record of 30 field goals made in a season, and set a CPIFL record with a 55-yard field goal against the Salina Bombers. Ernesto also kicked a 51-yard game-winning field goal against the Dodge City Law to put the Wild in the CPIFL Championship. In 2014, Ernesto then signed with the Wichita Force (CIF) for the 2015 season, where he played only 10 games before being called up to play for the Las Vegas Outlaws (arena football) (AFL) in 2015. In 11 games with the Outlaws, Ernesto led the league point after touchdown percentage connecting on 54-of-59 (91.5%). In 2016, Ernesto signed with the Portland Steel (AFL).
Document 11: Daniel Ghiță: Daniel Ghiță (] , born April 22, 1981) is a Romanian super heavyweight kickboxer signed to the GLORY promotion where he has been the runner-up of the , losing to kickboxing's best Semmy Schilt. He is also a former K-1 and Local Kombat fighter and the last It's Showtime World Heavyweight champion. Known for his devastating leg kicks, which earned him the nickname "The Savage Samurai" in Japan, he is widely considered to be one of the greatest heavyweight kickboxers in activity.
Document 12: Mighty Mo (kickboxer): Siala-Mou Siliga (born October 8, 1970), often billed as 'Mighty Mo' is an American-Samoan kickboxer, boxer and mixed martial artist of Samoan heritage who competes in the Heavyweight division. His K-1 achievements include winning the K-1 World Grand Prix 2004 in Las Vegas II and the K-1 World Grand Prix 2007 in Hawaii tournaments. In mixed martial arts, he has competed for K-1 Hero's, Bellator MMA, DREAM, Road FC and also participated in the Dynamite!! USA and Dynamite!! 2008 events. On September 24 2016 Siliga won the Road FC Openweight Tournament at Road FC 33 by knocking out Choi Hong-man of South Korea.
Document 13: Gegard Mousasi: Gegard Mousasi (born 1 August 1985), is a Dutch mixed martial artist and former kickboxer currently competing in Bellator MMA. He is the former DREAM Light Heavyweight Champion, former DREAM Middleweight Champion, former Cage Warriors World Middleweight Champion and the former Strikeforce Light Heavyweight Champion, thus making Mousasi a four-time World Champion. At the moment of his departure from UFC in July 2017, he was #4 in the official UFC middleweight rankings.
Document 14: Ernesto Hoost: Ernesto Fritz Hoost (born July 11, 1965) is a Dutch kickboxer. A four-time K-1 World Champion, he made his debut in 1993 at the K-1 World Grand Prix 1993, where he came just one win short of the world title. He announced his retirement on December 2, 2006 after the K-1 World GP Final tournament in Tokyo Dome, Japan.
Document 15: Chris Dolman: Christiaan "Chris" Dolman (born February 17, 1945) is a Dutch retired martial artist and professional wrestler. He won a silver medal at the European championship in judo and a gold at the world championship in Sambo, counting as the first non-Russian sambo world champion, and has over 40 national and 10 international championships. He is known for his career in Fighting Network Rings and for his role training several Dutch mixed martial artists and kickboxers, among them Bas Rutten, Alistair and Valentijn Overeem, Gilbert Yvel and Gegard Mousasi.
ground_truth: Ernesto Hoost