Question: Are Kevin Woo and Epic Mazur both male?

full_context: Document 1: Kevin Woo: Christopher Thomas Woo (born November 25, 1991), known professionally as Kevin or Kevin Woo, is a American singer, actor and television host currently based in South Korea. Born and raised in California, he was discovered by South Korean entertainment agency XING Entertainment at the age of fifteen and subsequently moved to South Korea. After a few months training, Kevin debuted as a member of boy group XING in 2006 and withdrawal from the group two-years later. In August 2008, he re-debuted as a member of boy group U-KISS. In March 2017, he was official departure from U-Kiss after his contracts had expired with the agency.
Document 2: KevJumba: Kevin Wu () (born June 12, 1990) is an American blogger, activist and humanitarian. He was best known for being an early YouTube celebrity, comedian, and actor known by his YouTube username of KevJumba. The "San Francisco Chronicle"<nowiki>'</nowiki>s Jeff Yang has noted that Wu is not a comedian in the conventional sense but that by "just talking [he] is, well, pretty hilarious" due to his deadpan vocal delivery, animated facial expressions and tendency toward unexpected digressions. Wu previously appeared on The CW Television Network's short-lived "Online Nation" and co-starred with Jessica Lee Rose and Philip DeFranco in "Hooking Up" from HBOLabs (the online arm of HBO) in 2008. In 2010, Wu and his father, Michael, competed as a team on the 17th season of "The Amazing Race", placing seventh out of eleven teams. In 2014, Wu starred in crime drama film "Revenge of the Green Dragons" (executive produced by Martin Scorsese). In 2013, Wu ceased production of YouTube content. In 2017, Wu returned to social media and YouTube as a small time blogger, having emerged from a self-imposed spiritual retreat. Wu has since embraced East Asian and South Asian religions, a long-time interest.
Document 3: Butter 08: Butter 08 was a short-lived musical side-project whose members consisted of Yuka Honda and Miho Hatori of Cibo Matto, Russell Simins of the Jon Spencer Blues Explosion, Rick Lee of Skeleton Key and director Mike Mills. The band released just one album, the self-titled "Butter 08" in 1996 on Beastie Boys' now defunct Grand Royal record label. The album features guest performances by future Cibo Matto members Timo Ellis and Sean Lennon as well as a performance by filmmaker Evan Bernard who directed music videos for several Grand Royal artists as well as for Cibo Matto and the Jon Spencer Blues Explosion.
Document 4: Paul Mazurkiewicz: Paul Mazurkiewicz (born September 8, 1968) is an American drummer best known as a member for death metal band Cannibal Corpse. Mazurkiewicz was originally the drummer for the band, Tirant Sin, alongside two other future Cannibal Corpse members Chris Barnes and Bob Rusay. The trio joined Alex Webster and Jack Owen in 1988, forming Cannibal Corpse. Besides drumming, he also plays the guitar, and is the group's primary lyricist and contributes heavily to composing songs; he penned the songs "Dead Human Collection", "Frantic Disembowelment", "Monolith", "Carrion Sculpted Entity", and "Worm Infested". Mazurkiewicz, alongside with Webster, is one of the remaining members of the band since its inception.
Document 5: Tim Maurer: Timothy Robert "Tim" Maurer (born October 10, 1980) is an American singer, best known as the former lead singer of third-wave ska band Suburban Legends. He has left the band on two separate occasions. The first was in 2000 after the recording of Origin Edition. He rejoined the band in early 2002 after his replacement singer Chris Batstone left the band. He officially left the band again in September 2005 after the band's third consecutive appearance on the Jerry Lewis MDA Telethon, performing a new song entitled "Moving Closer." The band's former trumpet player, Vincent Walker, rejoined the band for the performance, then took over as lead singer afterward. Maurer returned for a final performance with the band on November 29, 2005 at Huntington Beach High School for a benefit show for the Ryan Dallas Cook Memorial Fund, which was set up following the death of Suburban Legends' trombonist Dallas Cook.
Document 6: Jang Wooyoung: Jang Woo-young (Hangul: 장우영; Hanja: 張祐榮; born on April 30, 1989), generally known as Wooyoung, is a South Korean singer, songwriter and actor. He is currently based in South Korea as a member of 2PM, a six-member boy band managed by JYP Entertainment. He is mainly known for his work in 2PM and his role as Jason in the South Korean drama "Dream High". In 2009, he began to study broadcasting at Howon University.
Document 7: Joe Maz: Joseph Michael Masurka (born September 29, 1981) better known as Joe Maz, is a Miami-based producer & DJ. Joe Maz has produced official remixes for Adele"," Coldplay & Beyoncé, Kanye West, Katy Perry and Flo Rida. In 2017, he was voted Remixer of the Year at Summer Sessions in Atlantic City, with the legendary Nile Rodgers presenting the award.
Document 8: Tony Maserati: Tony Maserati, born Tony Masciarotte, is an American record producer and audio engineer who has worked with many mainstream artists including Lady Gaga, Beyoncé, Jason Mraz, James Brown, Mariah Carey, Notorious BIG, Black Eyed Peas, Destiny's Child, R. Kelly, Jennifer Lopez, Ricky Martin, Puff Daddy, and Tupac Shakur. His work encompasses worldwide sales in excess of 100 million units. He won a Grammy Award for his work on Beyoncé Knowles' No. 1 single, "Crazy In Love", a Latin Grammy Award for Sérgio Mendes's "Timeless" (2006)
Document 9: ₩uNo: Woo Ji-seok (Korean: 우지석 ; born May 11, 1990), commonly known as Taewoon or ₩uNo is a South Korean singer, rapper, songwriter, and record producer. He is a former member of the South Korean boy band Speed and former member of the South Korean Coed group Coed School.
Document 10: Kim Ryeowook: Kim Ryeo-wook (born June 21, 1987), better known by the mononym Ryeowook, is a South Korean singer and actor. He is a member of the South Korean boy band Super Junior and its subgroups, Super Junior-K.R.Y. and Super Junior-M. Along with four other Super Junior members, he is one of the first Korean artists to appear on Chinese postage stamps. He made his solo debut and released first solo album "The Little Prince" in 2016. He released his duet Cosmic with Bada in 23 September 2016 before he went for enlistment in 11 October 2016 .
Document 11: Shifty Shellshock: Seth Brooks Binzer (born August 23, 1974), better known by his stage name Shifty Shellshock, is an American music artist, best known for being a co-founder and front man of the rap rock band Crazy Town, and their hit song "Butterfly". He has also had a solo music career and appeared in the reality television series "Celebrity Rehab" 1 and 2 and "Sober House" 1 and 2.
Document 12: Key (entertainer): Kim Ki-bum (born September 23, 1991), better known by his stage name Key, is a South Korean singer, actor, fashion designer and television presenter. Born and raised in Daegu, South Korea, he later travelled to Seoul after a successful audition at the S.M. National Tour Audition Casting. In 2008, Key debuted as a member of South Korean boy group Shinee, who later went on to become one of the best-selling artists in Korea. Key is widely recognised as a singer, but he has also ventured into different careers, notably as an actor and fashion designer.
Document 13: Lee Min-woo: Lee Min-woo (hangul: 이민우; born 28 July 1979), also known mononymously credited as M as a solo artist, is a South Korean entertainer, known as a member of the South Korean boy band Shinhwa. Lee was the first Shinhwa member to debut as a solo artist in 2003, and has since released three studio albums.
Document 14: Epic Mazur: Epic Mazur (born Bret Hadley Mazur on August 31, 1970) is an American vocalist, rapper, and record producer. He is best known as a founder and frontman of the band Crazy Town, and its hit song "Butterfly".
Document 15: Nam Woo-hyun: Nam Woo-hyun (Hangul: 남우현 ; Hanja: 南優賢 ; born February 8, 1991), commonly known by his mononym Woohyun, is a South Korean singer and actor with the boy band Infinite. In 2016 he released a solo album.
ground_truth: yes