Question: Which tournament won by Diego Sanchez in the middleweight category involved mixed martial arts fighters who were trained in two separate teams by UFC Light Heavyweight fighters Chuck Liddell and Randy Couture?

full_context: Document 1: Randy Couture: Randall "Randy" Duane Couture ( ; born June 22, 1963) is an American actor, retired United States Army Sergeant, retired mixed martial artist and former collegiate and Greco-Roman wrestler. During his tenures in the Ultimate Fighting Championship (UFC), Couture became a three-time UFC Heavyweight Champion, two-time UFC Light Heavyweight Champion, an interim UFC Light Heavyweight Champion and the UFC 13 Heavyweight Tournament Winner. Couture is the first of only three fighters to hold two UFC championship titles in two different divisions (along with B.J. Penn and Conor McGregor).
Document 2: 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 3: The Ultimate Fighter 1: The debut season of The Ultimate Fighter (later designated The Ultimate Fighter 1) premiered on January 17, 2005. Sixteen mixed martial arts fighters (eight Light Heavyweights weighing from 186 to 205 lbs and eight Middleweights weighing from 171 to 185 lbs) were invited to participate in the show where they would reside together and train in two separate teams coached by UFC Light Heavyweight fighters Chuck Liddell and Randy Couture. The teams would compete in physical challenges, segments hosted by singer Willa Ford, to determine which team would have the right to pair one of their own fighters against an opponent of their choice in the same weight class, with the loser being eliminated.
Document 4: Randy Couture vs. Chuck Liddell: Randy "The Natural" Couture vs. Chuck "The Iceman" Liddell is a mixed martial arts trilogy. All three fights took place under Ultimate Fighting Championship in the United States. All three fights have ended in knockout and have been for the UFC Light Heavyweight Championship.
Document 5: Diego Sanchez: Diego Sanchez (born December 31, 1981) is an American professional mixed martial artist currently competing in the Lightweight division of the Ultimate Fighting Championship. A professional competitor since 2002, he has also formerly competed for King of the Cage, where he was the Welterweight Champion, and also won the Middleweight tournament of The Ultimate Fighter 1.
Document 6: Donald Cerrone: Donald Anthony Cerrone ( ; born March 29, 1983) is an American professional mixed martial artist and former professional kickboxer currently competing in the UFC's Lightweight and Welterweight divisions. He is ranked #6 in the official UFC Welterweight rankings tied with fellow Welterweight contender Neil Magny. A professional competitor since 2006, Cerrone has also formerly competed for the WEC. Cerrone currently holds the record for most post-fight bonuses (Fight/Performance of the Night, Knockout/Submissions of the Night) in UFC/WEC history with 18. He is also known as the "busiest" fighter in the UFC, due to consistently having at least four fights per year since 2013.
Document 7: Daniel Santos (boxer): Daniel Santos Peña (born October 10, 1975) is a former professional boxer who competed from 1996 to 2009. As an amateur Santos represented Puerto Rico in international events, including the 1990 and 1992 Junior World Championships, Pan American Boxing Tournament, Goodwill Games, 1995 Pan American Games and the 1996 Summer Olympics, where he won a bronze medal in the Welterweight Division. Santos debuted as a professional in 1996. Santos won the World Boxing Organization Welterweight championship on May 6, 2000. On March 16, 2002 he vacated the welterweight division's championship in order to compete against Yori Boy Campas for the vacant World Boxing Organization Light middleweight championship. Santos defended this championship on four occasions, against Mehrdud Takaloo (in a fight where he won the World Boxing Union Light middleweight championship), Fulgencio Zúñiga, Michael Lerma and Antonio Margarito before losing it to Sergiy Dzindziruk by unanimous decision in a fight that took place on December 3, 2005. On July 11, 2008, Santos won his third professional championship, knocking out Joachim Alcine in six rounds to win the World Boxing Association's light middleweight title.
Document 8: The Ultimate Fighter 5: The Ultimate Fighter 5 was the fifth season of the Ultimate Fighting Championship produced reality television series "The Ultimate Fighter". As with the show's usual format, sixteen prospective mixed martial arts fighters were secluded in a house near Las Vegas, Nevada and trained together while participating in a single-elimination tournament, with the winner being awarded a six-figure UFC contract. This season featured only one weight class, lightweights (146–155 lb) and the fighters were divided into two teams; one coached by former UFC Lightweight Champion Jens Pulver and the other by former UFC Welterweight Champion and former lightweight champion B.J. Penn. The season was well-known among fans for the large number of fighters kicked off of the show.
Document 9: Chris Leben: Christian Cyrus Leben (born July 21, 1980) is a retired American mixed martial artist. He formerly competed with the UFC as a Middleweight, compiling a record of 12-10 in 22 appearances for the organization. Leben first appeared in the inaugural season of "The Ultimate Fighter" reality series, and has also fought in the now-defunct WEC. He began his UFC career with five victories in a row before suffering a knockout loss to future UFC Middleweight Champion Anderson Silva. Leben was the inaugural WEC Middleweight Champion.
Document 10: The Ultimate Fighter: Team Hughes vs. Team Serra: The Ultimate Fighter 6: Team Hughes vs. Team Serra is the sixth season of the Ultimate Fighting Championship (UFC) produced reality television series "The Ultimate Fighter", and premiered on September 19, 2007 on Spike TV, after "UFC Fight Night 11". This season features only welterweight fighters (156–170 lb). The teams are coached by then-UFC welterweight champion Matt Serra and former welterweight champion Matt Hughes. The coaches were to fight for the Welterweight title after the completion of the show, on December 29 at UFC 79: Nemesis from the Mandalay Bay Events Center. However, due to an injury sustained by Serra, Hughes faced top contender Georges St-Pierre on the 29th, with St. Pierre defeating Hughes by submission in the second round and going on to challenge Serra for the undisputed welterweight title at a later date.
Document 11: Forrest Griffin: Forrest Griffin (born July 1, 1979) is an American retired mixed martial artist and a UFC Hall of Famer. Since 2005, he has been signed to the Ultimate Fighting Championship where he is a former UFC Light Heavyweight Champion. Griffin, a former Georgia police officer, first rose to prominence after winning the first season of "The Ultimate Fighter". In the tournament finals, he fought and defeated Stephan Bonnar in Forrest Griffin vs. Stephan Bonnar, which is widely credited as sparking the current success of the UFC. He went on to serve as a coach on "The Ultimate Fighter 7" opposite Quinton Jackson.
Document 12: Sean Sherk: Sean Keith Sherk (born August 5, 1973) is a retired American mixed martial artist and former UFC Lightweight Champion. Sherk competed in the Ultimate Fighting Championship and was one of the first combatants to have been a championship competitor in multiple weight divisions (having also competed for the UFC Welterweight Championship). He was the second UFC Lightweight Champion in the organization's history after Jens Pulver vacated his title 5 years earlier. Sherk also spent time competing in the Japan-based organizations, PRIDE Fighting Championships and Pancrase; going undefeated in both promotions. He holds one of the longest undefeated streaks in mixed martial arts history, with only four career losses, all to fellow-UFC Champions. Sherk announced his official retirement from mixed martial arts competition in September 2013 having last fought three years prior.
Document 13: Team Tompkins: Team Tompkins is one of the camps participating in the International Fight League. Coached by former UFC Heavyweight and Light Heavyweight Champion Randy Couture, Team Tompkins took the place of Team Xtreme Couture after a lawsuit from the UFC prevented former UFC Heavyweight champion Randy Couture from having any association with other MMA events while still technically under his UFC contract.
Document 14: Jens Pulver: Jens Johnnie Pulver (born December 6, 1974) is an American professional mixed martial artist and undefeated boxer and kickboxer. Pulver was the inaugural UFC Lightweight Champion in addition to serving as the head coach on "The Ultimate Fighter 5" reality show against long-time rival B.J. Penn. In mixed martial arts, Pulver competed at the Lightweight, Featherweight, Bantamweight and Flyweight divisions in addition to competing at the Middleweight, Light Middleweight, and Welterweight divisions as a professional boxer. While perhaps best known for competing in the UFC, Pulver has also competed in Pride Fighting Championships, for the PRIDE 2005 Lightweight Grand Prix. He is to-date the youngest UFC Lightweight Champion in the UFC history, eventually relinquishing his title, after two defenses, due to a contract dispute. Pulver officially retired from combat sports in 2014. Pulver is considered the founder of the UFC lightweight division.
Document 15: Chuck Liddell vs. Tito Ortiz: Chuck "The Iceman" Liddell vs. "The Huntington Beach Bad Boy" Tito Ortiz is a duo of mixed martial arts fights that took place in the Ultimate Fighting Championship promotion. Both fights have ended in a knockout in the UFC Light Heavyweight Division.
ground_truth: The Ultimate Fighter 1