Question: Who plays more instruments, Steve Lukather or Matthew Tuck?

full_context: Document 1: Bullet for My Valentine: Bullet for My Valentine, often abbreviated as BFMV or B4MV, are a Welsh heavy metal band from Bridgend, formed in 1998. The band is composed of Matthew Tuck (lead vocals, rhythm guitar), Michael Paget (lead guitar, backing vocals), Michael Thomas (drums) and Jamie Mathias (bass guitar). Former members include Nick Crandle and Jason James; both were on bass. They were formed under the name Jeff Killed John and started their music career by covering songs by Metallica and Nirvana. Jeff Killed John recorded six songs which were not released; two of these tracks were reworked later in their career as Bullet for My Valentine. Financial difficulties dictated the name change, which was followed by a change in music direction. In 2002, the band secured a five-album deal with Sony BMG. The band has stated that their music is influenced by classic metal acts such as Metallica, Iron Maiden and Slayer. The band is part of the Cardiff music scene.
Document 2: Max Cavalera: Massimiliano Antonio "Max" Cavalera (] , born August 4, 1969) is a Brazilian singer, guitarist, and songwriter who currently plays in heavy metal bands Soulfly, Cavalera Conspiracy, and Killer Be Killed. In 1984, he co-founded the acclaimed heavy metal band Sepultura with his brother Igor Cavalera and was the band's lead singer and rhythm guitarist until he left in 1996. Cavalera was also involved in a short-lived side project called Nailbomb.
Document 3: Trevor McNevan: Trevor McNevan (born July 17, 1978), also known as Teerawk, is a Canadian musician and lead singer/songwriter of Thousand Foot Krutch and pop punk side project FM Static along with Steve Augustine (the third Thousand Foot Krutch drummer). His first band, Oddball, included former Thousand Foot Krutch members Dave Smith (guitar) and Tim Baxter (bass), as well as Three Days Grace drummer Neil Sanderson. Oddball released the 27-song record "Shutterbug", in 1995, featuring half hip-hop and half rock songs.
Document 4: Ever Changing Times: Ever Changing Times is the fifth solo album of Steve Lukather. It was his first album since leaving Toto. In March 2008, a site was launched in order to promote the album. According to Lukather, the album shows a lot of his influences and music he likes.
Document 5: Joe Satriani: Joseph Satriani (born July 15, 1956) is an American instrumental rock guitarist and multi-instrumentalist. Early in his career, Satriani worked as a guitar instructor, with many of his former students achieving fame, such as Steve Vai, Larry LaLonde, Rick Hunolt, Kirk Hammett, Andy Timmons, Charlie Hunter, Kevin Cadogan, and Alex Skolnick; he then went on to have a successful solo music career. He is a 15-time Grammy Award nominee and has sold over 10 million albums, making him the biggest-selling instrumental rock guitarist of all time.
Document 6: Steve Lukather: Steven Lee Lukather (born October 21, 1957) is an American guitarist, singer, songwriter, arranger and record producer, best known for his work with the rock band Toto. A prolific session musician, Lukather has recorded guitar tracks for more than 1,500 albums representing a broad array of artists and genres. He has also contributed to albums and hit singles as a songwriter, arranger and producer. Lukather has released seven solo albums, the latest of which, "Transition", was released in January 2013.
Document 7: Matthew Tuck: Matthew "Matt" Tuck (born 20 January 1980) is a Welsh musician. He is the lead vocalist and rhythm guitarist in the Welsh heavy metal band Bullet for My Valentine. He and the other 3 members of his old band founded "Jeff Killed John" in 1998, but after bassist Nick Crandle left in 2003, the band was renamed to Bullet for My Valentine. He is also a singer and guitarist in the supergroup AxeWound, which was formed in 2012. He also plays piano, drums, keyboard, and harmonica. He did a collaboration with Max Cavalera (Soulfly, Cavalera Conspiracy, ex-Sepultura) and with Apocalyptica in the song "Repressed".
Document 8: Steve Vai discography: Steve Vai is an American guitar player, songwriter and producer. He started his career in 1980 playing with Frank Zappa and has since recorded and toured with Alcatrazz, Whitesnake, David Lee Roth and Public Image Ltd. Since 1983 Vai also released his own studio albums. His discography consists of eight studio albums, two EPs, two special albums, eight live albums, twelve soundtracks, twenty compilation albums and seven videos. Vai has been awarded three Grammy Awards and forty other awards. Vai also appeared as a guest musician on forty-four albums, playing with artists like Alice Cooper, Ozzy Osbourne and Gregg Bissonette and most recently for the second time with Joe Jackson.
Document 9: Transition (Steve Lukather album): Transition is the seventh studio album by Steve Lukather, released on vinyl and as a jewel case CD on January 21, 2013 by Mascot Records. In Europe a limited edition Digibook was also released, containing a booklet with studio pictures and liner notes from Lukather and producer C. J. Vanston.
Document 10: Matt Nasir: Matt Nasir is a multi-instrumental musician based in London, England. He currently plays Keyboards in Frank Turner's band The Sleeping Souls and is a member of the London-based rock band 'The Pressure Room'. He has also previously played in Andy Yorke's live band and is known as the 'Archivist' for his remixing work. Frank Turner and The Sleeping Souls headlined Wembley Arena in April 2012 and played at the Opening Ceremony of the 2012 Olympic Games in London. Matt also features as the guitarist in a side-project, Möngöl Hörde, with Frank Turner and Frank's former Million Dead band mate, Ben Dawson. Matt plays a baritone guitar in Möngöl Hörde.
Document 11: Jeff Killed John (EP): Jeff Killed John is the last EP by Welsh nu metal band Jeff Killed John, before changing their name to Bullet for My Valentine. This EP also marks the last recorded material with bassist Nick Crandle, before Jason James replaced him. Many song elements from this EP would be reworked into later tracks for Bullet for My Valentine music: "Routine Unhappiness" contains riff elements that would later become "Tears Don't Fall," with lyrical content that would appear on "10 Years Today;" "Nation2Nation" would eventually become the bonus track "Turn to Despair" on the Japanese edition of "Hand of Blood;" and "All These Things I Hate (Revolve Around Me)" is an early demo of the song of the same name that would eventually appear on Bullet for My Valentine's debut album "The Poison."
Document 12: Luke (album): Luke is the third solo album by Steve Lukather released in 1997. It was a much different and more introspective album than Lukather's previous two solo efforts. The album is a concentrated collection of many of Lukather's musical influences, and he deliberately let those influences come out on the album. "Luke" is an experimental album, and like "Candyman" it was recorded mostly in live sessions with minimal overdubbing and processing afterward. "Luke" also features instrumentation not heard on previous Lukather albums such as pedal steel, harmonicas, Mellotrons, and experimental guitar, bass, and drum sounds.
Document 13: Matt Thorr: Matt Thorne, also known as Matt Thorr, is a bassist who has played in the glam metal band Ratt, Rough Cutt, and Jailhouse. He co-wrote the song "Back For More" with Stephen Pearcy on Ratt's album "Out of the Cellar". He currently owns MT Studios for BlueThumbProductions in Burbank, California where he has produced, engineered and mixed albums for artists such as "The Eels" and "Trapt".
Document 14: Lukather: Lukather is the first solo album from Toto guitarist Steve Lukather released in 1989.
Document 15: Matt Willis: Mathew James "Matt" Willis (born 8 May 1983), also previously known as Mattie Jay, is an English singer-songwriter, television presenter and actor, best known as the bassist and one of the vocalists of the pop punk band, Busted. Willis released his debut solo album "Don't Let It Go to Waste" on 20 November 2006, which included three top 20 singles.
ground_truth: Matthew "Matt" Tuck