Question: Big Bang is known for a type of music that featured what early group formed in 1992?

full_context: Document 1: Music of Singapore: Singapore has a diverse music culture that ranges from rock and pop to folk and classical. Its various communities have their own distinct musical traditions: the Chinese people form the largest ethnic group in Singapore, with Malays, Indians, and smaller number of other peoples of different ethnicity as well as Eurasians. The different people with their traditional forms of music, the various modern musical styles, and the fusion of different forms account for the musical diversity in the country.
Document 2: G.o.d: g.o.d (Hangul: 지오디 ; RR: "ji-o-di " ) is a five-member South Korean pop music group. Debuting in 1999, the group became one of the most popular boy bands of the early 2000s. The members had gone on to solo careers in the entertainment industry after indefinitely discontinuing group activity in 2005. However, they regrouped and made a comeback in July 2014. Although the group is largely known for their "story telling" lyrical style and signature blend of R&B and rap, their repertoire features a diverse array of genres ranging from hip hop to funk.
Document 3: Seo Taiji: Jung Hyun-Chul (hangul: 정현철; born February 21, 1972), better known as Seo Taiji or Seo Tae-Ji (서태지), is a South Korean singer, musician, songwriter and record producer. After dropping out of high school to pursue a music career, he has risen to become one of the most prominent and influential cultural icons in South Korea, with many referring to him as "the President of Culture".
Document 4: Big Bang filmography: Big Bang (Korean: 빅뱅 ) is a South Korean boy band formed by YG Entertainment. Consisting of members G-Dragon, T.O.P, Taeyang, Daesung, and Seungri, the group officially debuted on August 19, 2006.
Document 5: J-pop: J-pop (often stylized as J-POP; Japanese: ジェイポップ "jeipoppu"; an abbreviation for Japanese pop), natively also known simply as pops, is a musical genre that entered the musical mainstream of Japan in the 1990s. Modern J-pop has its roots in traditional Japanese music, but significantly in 1960s pop and rock music, such as The Beatles and The Beach Boys, which led to Japanese rock bands such as Happy End fusing rock with Japanese music in the early 1970s. J-pop was further defined by new wave groups in the late 1970s, particularly electronic synth-pop band Yellow Magic Orchestra and pop rock band Southern All Stars.
Document 6: G-Dragon: Kwon Ji-yong (; born August 18, 1988), better known by his stage name G-Dragon, is a South Korean rapper, singer-songwriter, record producer, and fashion icon. After six years as a trainee under the record label YG Entertainment, G-Dragon rose to fame in the mid-2000s as one of two rappers in the South Korean hip hop boy band Big Bang. Despite initial lukewarm receptions, the group became one of the best-selling digital groups of all-time in Asia and one of the best-selling boy bands in the world.
Document 7: K-pop: K-pop (abbreviation of Korean pop; Hangul: 케이팝 ) is a music genre originating in South Korea that is characterized by a wide variety of audiovisual elements. Although it includes all genres of "popular music" within South Korea, the term is often used in a narrower sense to describe a modern form of South Korean pop music drawing inspiration on a range of styles and genres incorporated from the rest of the world such as Western pop music, rock, experimental, jazz, gospel, Latin, hip hop, R&B, reggae, electronic dance, folk, country and classical on top of its uniquely traditional Korean music roots. The more modern form of the genre emerged with one of the earliest K-pop groups, Seo Taiji and Boys, forming in 1992. Their experimentation with different styles and genres of music and integration of foreign musical elements helped reshape and modernize South Korea's contemporary music scene.
Document 8: T.O.P (rapper): Choi Seung-hyun (; born November 4, 1987), better known by his stage name T.O.P, is a South Korean rapper, singer, songwriter, record producer and actor. T.O.P rose to fame in the mid-2000s as one of two rappers in the South Korean boy band Big Bang. Released under YG Entertainment, the group became one of the best-selling groups of all-time in Asia and one of the best-selling boy bands in the world. In 2010, while the group was on hiatus, T.O.P and G-Dragon formed a duo to record and release the number-one collaboration album, "GD & TOP". As a solo rapper, he has released two digital singles, "Turn It Up" (2010) and "Doom Dada" (2013), which peaked at number two and four, respectively, on the Gaon Digital Chart.
Document 9: Big Bang (South Korean band): Big Bang (Korean: 빅뱅 ) is a South Korean boy band formed by YG Entertainment. With members G-Dragon, T.O.P, Taeyang, Daesung, and Seungri, they are often cited as one of the most influential acts to shape the K-pop industry, helping spread the Korean Wave internationally and gaining the honorific title "Kings of K-pop". Their experimental and diverse use of music genres, personal involvement in producing their own records, and stage performances have been admired by music critics and served as influence to several K-pop and international artists.
Document 10: Bang Yong-guk: Bang Yong-guk (born March 31, 1990), better known mononymously as Yongguk, is a South Korean rapper, songwriter and record producer. He is best known as the leader of the South Korean boy group B.A.P under TS Entertainment.
Document 11: Trot (music): Trot (Korean 트로트 "teuroteu"; sometimes called 뽕짝 "ppongjjak" due to its distinctive background rhythm) is a genre of Korean pop music, and is recognized as the oldest form of Korean pop music. Formulated during the Japanese rule in the early 1900s, the genre has been influenced by Japanese, Western and Korean musical elements. Also, the genre has adopted different names, such as "yuhaengga", "ppongjjak", and most recently "teuroteu" (the Korean pronunciation of the word trot). While the genre’s popularity declined during the 1990s, most recently, it has been subject to revivals by contemporary South Korean pop artists such as Jang Yoon Jeong, Super Junior-T, BIGBANG member Daesung, Red Velvet member Joy, and Trot Queen Hong Jin-young.
Document 12: Seungri: Lee Seung-hyun (Hangul: 이승현; born December 12, 1990), better known by his stage name Seungri (Hangul: 승리, "Victory") and V.I when performing in Japan, is a South Korean singer, songwriter, record producer, actor, and entrepreneur. In the mid-2000s, Seungri rose to prominence as one of three vocalists and youngest member of the South Korean boy band Big Bang under YG Entertainment, which eventually became one of the best-selling digital group of all-time in Asia and one of the best-selling boy bands in the world. With the release of the group's second studio album "Remember" (2008), in which the second single released, "Strong Baby", was performed solely by Seungri, he began to adopt a more mature image as an artist.
Document 13: BTS (band): BTS, also known as Bangtan Boys or Beyond The Scene, is a seven-member South Korean boy band formed by Big Hit Entertainment. They debuted on June 12, 2013 with the song "No More Dream" from their first album "2 Cool 4 Skool", for which they won several New Artist of the Year awards, including at the 2013 Melon Music Awards and Golden Disc Awards and the 2014 Seoul Music Awards. The band continued to rise to widespread prominence with their subsequent albums "Dark & Wild" (2014), "The Most Beautiful Moment in Life, Part 2" (2015) and "" (2016), with the latter two entering the Billboard 200. "The Most Beautiful Moment in Life: Young Forever" went on to win the Album of the Year award at the 2016 Melon Music Awards.
Document 14: K-pop: K-pop (abbreviation of Korean pop; Hangul: 케이팝 ) is a music genre originating in South Korea that is characterized by a wide variety of audiovisual elements. Although it includes all genres of "popular music" within South Korea, the term is often used in a narrower sense to describe a modern form of South Korean pop music drawing inspiration on a range of styles and genres incorporated from the rest of the world such as Western pop music, rock, experimental, jazz, gospel, Latin, hip hop, R&B, reggae, electronic dance, folk, country and classical on top of its uniquely traditional Korean music roots. The more modern form of the genre emerged with one of the earliest K-pop groups, Seo Taiji and Boys, forming in 1992. Their experimentation with different styles and genres of music and integration of foreign musical elements helped reshape and modernize South Korea's contemporary music scene.
Document 15: Taeyang: Dong Young-bae (; born 18 May 1988), better known by his stage name Taeyang (meaning "sun" in Korean) and SOL (when performing in Japan), is a South Korean singer, songwriter and dancer. After appearing in Jinusean's music video "A-yo," Taeyang began training under YG Entertainment at the age of 12. Six years later, he made his debut in 2006 as a member of the South Korean boy band Big Bang. While the quintet's debut was met with lukewarm receptions, their follow-ups cemented their popularity, becoming one of the best-selling digital group of all-time in Asia and one of the best-selling boy bands in the world.
ground_truth: Seo Taiji and Boys