Question: Exodus is an American thrash metal band formed in 1979 in Richmond, California, their current lineup, includes Gary Wayne Holt, an American guitarist from the San Francisco Bay Area, and is also a guitarist for the American thrash metal band Slayer, in which he took over duties for original guitarist Jeff Hanneman, who died in which year?

full_context: Document 1: Slash (musician): Saul Hudson (born July 23, 1965), better known by his stage name Slash, is a British-American musician and songwriter. He is best known as the lead guitarist of the American hard rock band Guns N' Roses, with whom he achieved worldwide success in the late 1980s and early 1990s. During his later years with Guns N' Roses, Slash formed the side project Slash's Snakepit. After leaving Guns N' Roses in 1996, he co-founded the supergroup Velvet Revolver, which re-established him as a mainstream performer in the mid to late 2000s. Slash has since released three solo albums: "Slash" (2010), featuring an array of famous guest musicians, and "Apocalyptic Love" (2012) and "World on Fire" (2014), recorded with his band, Myles Kennedy and the Conspirators. He returned to Guns N' Roses in 2016, nearly 20 years after he had left.
Document 2: Gary Holt (musician): Gary Wayne Holt (born May 4, 1964) is an American guitarist from the San Francisco Bay Area. He is a guitarist and the main songwriter for the American thrash metal band Exodus and is also a guitarist for the American thrash metal band Slayer, in which he took over duties for original guitarist Jeff Hanneman, who died in 2013.
Document 3: Gary Holton: Gary Frederick Holton (22 September 1952 – 25 October 1985) was an English singer-songwriter, musician and actor from London. He was the frontman of the band Heavy Metal Kids (1972–77), he worked with Casino Steel (1981–84), and played the part of Wayne in the UK television comedy "Auf Wiedersehen, Pet" (1983–85). Holton died from an overdose of morphine combined with alcohol in 1985.
Document 4: List of Metallica concert tours: Metallica is an American heavy metal band, founded in 1981 by drummer Lars Ulrich and rhythm guitarist James Hetfield. Aside from Ulrich, the original lineup for some of the 1982 concerts included James Hetfield (rhythm guitar and lead vocals), Dave Mustaine (lead guitar and backing vocals) and Ron McGovney (bass guitar). Cliff Burton replaced McGovney in 1982 and played with the band until his death in 1986. After his death, bassists Jason Newsted (1986–2001), and Robert Trujillo (since 2003) were recruited in the band. While the lead guitarist role was taken by Kirk Hammett (since 1983) after Dave Mustaine got fired from the band.
Document 5: Gwar: Gwar, often styled as GWAR, is an American heavy metal band formed in Richmond, Virginia in 1984, composed of and operated by a frequently rotating line-up of musicians, artists and filmmakers collectively known as Slave Pit Inc.. Following the death of frontman and lead singer Dave Brockie in 2014, the group has continued without any original members, although Don Drakulich, a non-instrument-performing member of the collective, has been with the band since 1985.
Document 6: Kirk Hammett: Kirk Lee Hammett (born November 18, 1962) is an American musician who has been lead guitarist and a contributing songwriter for the heavy metal band Metallica since 1983. Before joining Metallica he formed and named the band Exodus. In 2003, Hammett was ranked 11th on "Rolling Stone"<nowiki>'</nowiki>s list of The 100 Greatest Guitarists of All Time. In 2009, Hammett was ranked number 15 in Joel McIver's book "The 100 Greatest Metal Guitarists".
Document 7: Blood In, Blood Out (Exodus album): Blood In, Blood Out is the tenth studio album by American thrash metal band Exodus. It was released on October 14, 2014 through Nuclear Blast, and is the band's first album with vocalist Steve "Zetro" Souza since 2004's "Tempo of the Damned". The album also saw a reunion with original guitarist Kirk Hammett, who plays the guitar solo on "Salt the Wound". "Blood In, Blood Out" received generally favorable critical reviews, and it entered the "Billboard" 200 at number 38—the band's highest U.S. chart position to date. Exodus promoted the album with its first concert tour with Souza since he left the band in 2004, due to a feud with guitarist Gary Holt.
Document 8: Exodus (American band): Exodus is an American thrash metal band formed in 1979 in Richmond, California. Spanning a career of 38 years, Exodus has gone through numerous lineup changes, two extended hiatuses, and the deaths of two former band members. Their current lineup consists of guitarists Gary Holt and Lee Altus, bassist Jack Gibson, drummer Tom Hunting, and lead vocalist Steve "Zetro" Souza. Hunting is one of the original members, and departed from Exodus twice, in 1989 and 2004, but rejoined in 2007. Holt joined the band about two years after its formation, and is the only member of Exodus to appear on all their releases.
Document 9: ESP Jeff Hanneman: ESP Jeff Hanneman is an electric guitar model distributed by ESP for the late Jeff Hanneman of the thrash metal band Slayer. Despite it being his signature guitar, the instrument is not exactly to the original specifications. Hanneman's own instruments (all modeled after his favorite Jackson Soloist the guitar used on most of Slayer's albums) have pure maple, not alder, bodies. The ESP edition originally featured a Floyd Rose tremolo, which upset a large number of Slayer fans. In response, ESP began offering the Kahler 2315.
Document 10: Suicidal Tendencies: Suicidal Tendencies (also known as S.T. or simply Suicidal) are an American crossover thrash band founded in 1980 in Venice, California by vocalist Mike Muir, who is the only remaining original member of the band. Along with D.R.I. and S.O.D., they are often credited as one of "the fathers of crossover thrash". Their current lineup includes Muir, guitarists Dean Pleasants and Jeff Pogan, bassist Ra Díaz and drummer Dave Lombardo. Notable former members of the band are lead guitarist Rocky George (now in Fishbone), rhythm guitarist Mike Clark (formerly of No Mercy, now in Waking the Dead), bassists Louiche Mayorga (now in Luicidal), Robert Trujillo (now in Metallica) and Stephen "Thundercat" Bruner, and drummers Amery Smith (later of Uncle Slam and the Beastie Boys), Jimmy DeGrasso (formerly or later of Y&T, White Lion, Alice Cooper and Megadeth, now in Ratt) and Brooks Wackerman (now in Avenged Sevenfold).
Document 11: Paul Baloff: Paul Baloff (April 25, 1960 – February 2, 2002) was an American singer, most notable for his time in thrash metal band Exodus.
Document 12: Jeff Hanneman: Jeffrey John "Jeff" Hanneman (January 31, 1964 – May 2, 2013) was an American musician, best known as a founding member of the American thrash metal band Slayer. Hanneman contributed both lyrical and musical material to every Slayer album and wrote the songs "Raining Blood", "War Ensemble," "South of Heaven," "Seasons in the Abyss," and "Angel of Death," all of which have been played at almost every live Slayer performance after their respective compositions. He had his own signature guitar, the ESP Jeff Hanneman Signature model.
Document 13: List of Avenged Sevenfold members: Avenged Sevenfold is an American heavy metal band from Huntington Beach, California. Formed in 1999, the group originally featured vocalist M. Shadows (Matthew Sanders), guitarist Zacky Vengeance (Zachary Baker), bassist Matt Wendt and drummer The Rev (James Sullivan). Wendt was replaced early by Justin Sane (Justin Meacham), who performed on the group's debut album "Sounding the Seventh Trumpet" before leaving the band the following year after attempting to commit suicide. Dameon Ash (Frank Melcom) replaced Meacham for the album's promotional touring cycle, while lead guitarist Synyster Gates (Brian Haner, Jr.) joined the band after the album's initial release. Johnny Christ (Jonathan Seward) became Avenged Sevenfold's fourth bassist in time for the recording of the 2003 album "Waking the Fallen".
Document 14: Bonded by Blood: Bonded by Blood is the debut studio album by the San Francisco thrash metal band Exodus. Although the album was completed in the summer of 1984, it was not released until 1985 due to issues with Exodus and their record label. It is considered one of the most influential thrash metal albums of all time. It is also the only full-length studio album of Exodus to feature Paul Baloff on vocals, though he was also on their "1982 Demo". Baloff was back in Exodus for five years (from 1997 to his death in 2002), and appeared on their 1997 live album "Another Lesson in Violence".
Document 15: Metallica: Metallica is an American heavy metal band based in San Rafael, California. The band was formed in 1981 in Los Angeles when vocalist/guitarist James Hetfield responded to an advertisement posted by drummer Lars Ulrich in a local newspaper. Metallica's current lineup comprises founding members Hetfield and Ulrich, longtime lead guitarist Kirk Hammett, and bassist Robert Trujillo. Guitarist Dave Mustaine (who went on to form Megadeth) and bassists Ron McGovney, Cliff Burton, and Jason Newsted are also former members of the band.
ground_truth: 2013