Question: What company did both Chavo Guerrero Sr, and Chavo Guerrero Jr work for?

full_context: Document 1: Hart wrestling family: The Hart wrestling family, sometimes known as the Hart dynasty is a mainly Canadian family with a significant history within professional wrestling. The patriarch of the family was wrestling legend Stu Hart (1915–2003). An amateur and professional wrestling performer, promoter and trainer, Stu not only owned and operated his own wrestling promotion, Stampede Wrestling, but also trained some of the most well known and successful stars in wrestling history including Superstar Billy Graham, Fritz Von Erich, Edge, Chris Jericho, Chris Benoit, Christian and his sons Bret Hart and Owen Hart. All of Stu's eight sons were wrestlers and two of them, Bret and Owen, achieved considerable fame and success in the World Wrestling Federation (WWF, now WWE), with many of the WWF's biggest storylines in the mid-1990s being built around Bret and Owen and their brothers-in-law.
Document 2: Chavo Guerrero Sr.: Salvador Guerrero III (January 7, 1949 – February 11, 2017), better known as Chavo Guerrero or Chavo Guerrero Sr., and also known during the 21st century as "Chavo Classic", was an American professional wrestler. He was best known for his work in Universal Wrestling Federation (UWF), American Wrestling Association (AWA) and World Wrestling Entertainment (WWE) and for being the father of third generation wrestler Chavo Guerrero Jr. He was the oldest son of Salvador "Gory" Guerrero, and part of the Guerrero wrestling family. He was the oldest WWE Cruiserweight Champion.
Document 3: Enrique Llanes: Enrique Juan Yañez González (August 24, 1919 – September 18, 2004), best known under the ring name Enrique Llanes, was one of the premier Hispanic professional wrestlers in the early days of Lucha Libre when most wrestlers were imported from outside of Mexico. Llanes held both the Mexican National Light Heavyweight Championship and the NWA World Middleweight Championship during his career. Enrique Llanes is the brother-in-law to Gory Guerrero and uncle to Mando Guerrero, Chavo Guerrero, Sr., Hector Guerrero and Eddie Guerrero, his brothers Mario and Sergio Llanes also wrestled as did his son Javier Llanes.
Document 4: Perro Aguayo: Pedro Aguayo Damián (born January 18, 1946) better known as "(El) Perro Aguayo" (Dog Aguayo) and El Can de Nochistlan (Nochistlan Dog) is a famous Mexican wrestler through the 1970s to the 1990s. His son also wrestled as Perro Aguayo Jr. or El Hijo del Perro Aguayo ("The Son of Perro Aguayo"). He is one of the biggest box office attractions in lucha libre history and was the last major rival of El Santo. Often prone to blading, Aguayo has been described by American pundits as a cross between Terry Funk and Bruno Sammartino (for his willingness to brawl and overpower opponents). He was the first person ever crowned the WWF Light Heavyweight Champion, though pre-1997 title reigns are not included in WWE's official "canon" for that title. In 2012, Aguayo was inducted into the AAA Hall of Fame.
Document 5: Black Guzmán: Miguel Wenceslao Guzmán Huerta (1916 – December 1, 1973) was a Mexican professional wrestler, or "Luchador" as they are known in Spanish, who worked under the ring names Miguel Guzmán and Black Guzmán, a nickname he had earned due to his dark skin. Guzmán was the brother of Rodolfo Guzmán Huerta, better known as the wrestling legend "El Santo", as well as the brother of wrestlers Pantera Negra and Jimmy Guzmán. He was the uncle of El Hijo del Santo and the great uncle of Axel. Guzmán style was centered on the headscissors, pioneering several variations of the Headscissors takedown, and was one of the first "Luchadors" to work a fast paced, aerial style. Guzmán was the first Mexican National Light Heavyweight Champion, winning a tournament in 1943. Guzmán also competed for Texas based Southwest Sports, Inc. for a number of years, including eight reigns as the NWA Texas Heavyweight Champion and one run with the NWA Texas Tag Team Championship alongside Rito Romero.
Document 6: Julio César Chávez: Julio César Chávez González (] ; born July 12, 1962), also known as Julio César Chávez Sr., is a Mexican former professional boxer who competed from 1980 to 2005. He is considered by acclamation as the greatest Mexican boxer of all time, and one of the greatest boxers of all time.
Document 7: Scorpio Jr.: Rafael Núñez Juan (born October 11, 1966) is a Mexican "Luchador" or professional wrestler who is best known under his Ring name Scorpio Jr. Núñez is the son of professional wrestler "Scorpio" and was trained by his father and Rafael Salamanca before making his debut on August 30, 1985. Núñez was originally an "Enmascarado", masked wrestler, but lost his mask as a result of a loss to the team of Negro Casas and El Hijo del Santo on March 19, 1999 Over the years Scopio Jr. has worked for virtually all major Mexican professional wrestling promotions including Consejo Mundial de Lucha Libre (CMLL), Asistencia Asesoría y Administración (AAA) and International Wrestling Revolution Group (IWRG). He is also one of the founding members of the wrestling group called "Los Guapos" (the Hansomes) as well as a group called "Los Talibanes" (the Taliban), both with longtime wrestling partners and friends Emilio Charles Jr. and Bestia Salvaje.
Document 8: Emilio Charles Jr.: Sergio Emilio Charles Garduño (October 12, 1956 – December 28, 2012) was a Mexican Luchador or professional wrestler who is best known under his Ring name Emilio Charles Jr. He is the son of professional wrestler Emilio Charles. Over the years Emilio Charles Jr. has worked for virtually all major Mexican professional wrestling promotions including Consejo Mundial de Lucha Libre (CMLL), Asistencia Asesoría y Administración (AAA) and International Wrestling Revolution Group (IWRG). He is also one of the founding members of the wrestling group called "Los Destructores" (“the Destroyers”) along with Vulcano and Tony Arce. He was also a key member in the group "Los Guapos" (“the Handsome Ones”) as well as a group called "Los Talibanes" (the Taliban), both with longtime wrestling partners and friends Scorpio Jr. and Bestia Salvaje.
Document 9: Chavo Guerrero Jr.: Salvador Guerrero IV (born 20 October 1970) also known as Chavo Guerrero and Chavo Guerrero Jr., is a Mexican American actor, professional wrestler, and member of the Guerrero wrestling family. A third generation competitor, he has worked for World Wrestling Entertainment (WWE), World Championship Wrestling (WCW), Total Nonstop Action Wrestling (TNA), among other promotions.
Document 10: Vince McMahon Sr.: Vincent James "Vince" McMahon Sr. (July 6, 1914 – May 24, 1984), commonly known as Vincent J. McMahon or simply Vince McMahon Sr., was an American professional wrestling promoter. He is best known for running the Capitol Wrestling Corporation (subsequently renamed as the World Wide Wrestling Federation and World Wrestling Federation during his tenure, and currently named WWE) from 1954 to 1982, and fathering his successor, Vince McMahon.
Document 11: Héctor Guerrero: Héctor Manuel Guerrero Llanes (born October 1, 1954) is a Mexican-born American professional wrestler, best known by his paternal name Héctor Guerrero. He is a part of professional wrestling's Guerrero family along with his father Gory, brothers Chavo, Mando, and Eddie, nephew Chavo Jr., and niece Raquel Diaz. During his career, Guerrero has worked for most of the major North American wrestling promotions, most recently serving as Total Nonstop Action Wrestling's Spanish color commentator from 2007 to 2015.
Document 12: José Estrada Sr.: José Estrada Sr. is a retired Puerto Rican professional wrestler who was a longtime mainstay of the World Wrestling Council as well as having stints in North American promotions, most notably two separate periods of time for the World Wide Wrestling Federation / World Wrestling Federation (WWWF/WWF). First in the late 1970s until 1984, holding the now inactive Junior Heavyweight Championship under his real name. From 1987 until 1989 he worked as "Conquistador Dos", working as part of a masked team known as "Los Conquistadores". He has also worked extensively in his native Puerto Rico, primarily for the World Wrestling Council (WWC) where he played the masked "Super Medico I", where he teamed both with a masked Don Kent in 1984 and his son José Estrada Jr. in 1990. He worked with the WWC in 2007 as a wrestling manager. His son is also a retired professional wrestler, who worked primarily in Puerto Rico.
Document 13: Star Jr.: Star Jr. (born November 15, 1995) is the ring name of a Mexican "luchador enmascarado", or masked professional wrestler. He works for the Mexican professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL), portraying a "tecnico" ("Good guy") wrestling character. Star Jr.'s real name is not a matter of public record, as is often the case with masked wrestlers in Mexico where their private lives are kept a secret from the wrestling fans. Star Jr. is the son of professional wrestler Isaías Hernández Muñoz, who is better known under the ring name Star Boy and previously worked as "Star Boy Jr." prior to working for CMLL. He has previously also worked under the ring names Apolo Múñoz (after his father) and Tigre Mágico II (after one of his trainers).
Document 14: Eddie Guerrero: Eduardo Gory Guerrero (October 9, 1967 – November 13, 2005) was an American professional wrestler and a member of the Guerrero wrestling family.
Document 15: Los Guerreros: Los Guerreros (English: The Warriors) is a Mexican-American family that has been involved with professional wrestling for three generations. The patriarch of the family, Gory Guerrero, made his debut on September 15, 1937. Members of the Guerrero family have worked for virtually all major wrestling promotions around the world including World Wrestling Federation/Entertainment, World Championship Wrestling, Extreme Championship Wrestling, the National Wrestling Alliance, the American Wrestling Association, New Japan Pro Wrestling, All Japan Pro Wrestling, Consejo Mundial de Lucha Libre, Total Nonstop Action Wrestling (now Global Force Wrestling), and Lucha Underground. The name “Los Guerreros” is also often used when two or more of the Guerreros team up in a given promotion. The most recent incarnation of the Los Guerreros team was in World Wrestling Entertainment on the SmackDown brand. This team was made up of Eddie Guerrero, his nephew Chavo Guerrero and after Chavo was injured, Yoshihiro Tajiri.
ground_truth: World Wrestling Entertainment (WWE)