Question: Who became the CEO of the record label for Tribe?

full_context: Document 1: Alex Bevan: The release of the album Springboard got him some public recognition due to the local hit song Skinny Little Boy. In 1977 he performed on the air on Cleveland's WMMS Radio with a band called Alex Bevan and the Buzzard Band, featuring DJ Matt the Cat on guitar. He performed in the mid-1970s with an acoustic trio consisting of two guitars and electric bass, and opened for such acts as Seals and Crofts, The Michael Stanley Band, The Doobie Brothers and Hall & Oates. He soon added David Krauss from the band Tiny Alice to the group, supplying percussion and harmonica. They toured either under the name Grand River Band or Alex Bevan and Friends from 1979 until 1981, and produced the albums The Grand River Lullaby, Alex Bevan and Friends Live, and Simple Things Done Well. In the early 80's Bevan produced the direct - to - disk digital solo album Tales of the Low Tech Troubadour Vol. 1. He played in the band Alex Bevan & Cuttlefish from 1984 through 1986. In the late 80s to early 90s, he produced the albums Best Kept Secrets, Cuttlefish Live, and Watersongs.
Document 2: Sony Music: Columbia founded Epic Records in 1953. In 1956, Conkling left Columbia, he would help establish the National Academy of Recording Arts and Sciences before eventually becoming the first president of the newly launched Warner Bros. Records, and Goddard Lieberson began the first of two stints as head of the record company. In 1958, Columbia founded another label, Date Records, which initially issued rockabilly music.
Document 3: British Academy of Songwriters, Composers, and Authors: In 1999 The Association of Professional Composers (APC) and the Composers' Guild of Great Britain (CGGB) merged with the British Academy of Songwriters, Composers and Authors to provide a single, more powerful amalgamated organisation to represent its membership. The organization's current name was adopted in March, 2009. Sir Tim Rice was elected first president, and Guy Fletcher and David Stoll served as joint chairs of a nine-member Board of Directors. Three executive committees were established to administer Pop and Theatrical Music, Concert Music and Media. BASCA now has four genre committees representing Songwriters, Classical, Jazz and Media composers.
Document 4: Tribe (Bernie Taupin album): Tribe is a 1987 solo album by Bernie Taupin issued by RCA Records. The album includes the two singles, "Friend of the Flag" and "Citizen Jane". Music videos were made for both singles.
Document 5: Sony Music: Sony Music Entertainment Inc. (sometimes known as Sony Music or by the initials, SME) is an American music corporation managed and operated by Sony Corporation of America (SCA), a subsidiary of Japanese conglomerate Sony Corporation. In 1929, the enterprise was first founded as American Record Corporation (ARC) and, in 1938, was renamed Columbia Recording Corporation, following ARC's acquisition by CBS. In 1966, the company was reorganized to become CBS Records. In 1987, Sony Corporation of Japan bought the company, and in 1991, renamed it SME. It is the world's second largest recorded music company, after Universal Music Group.
Document 6: Bernie Taupin: Bernard John Taupin (born 22 May 1950) is an English lyricist, poet, and singer, best known for his long - term collaboration with Elton John, writing the lyrics for the majority of the star's songs.
Document 7: Sibylle Baier: The songs that made up her album "Colour Green" were home reel-to-reel tape recordings Baier had made in Germany between 1970 and 1973. Some 30 years later, her son Robby compiled a CD from these recordings to give to family members as presents. He also gave a copy to Dinosaur Jr's J Mascis, who in turn passed it along to the Orange Twin label. Orange Twin released the album in February 2006.
Document 8: IPod: Universal Music Group decided not to renew their contract with the iTunes Store on July 3, 2007. Universal will now supply iTunes in an 'at will' capacity.
Document 9: Sony Music: In March 2010, Sony Corp has partnered with The Michael Jackson Company with a contract of more than $250 million, the largest deal in recorded music history.
Document 10: Sony Music: In 1966, CBS reorganized its corporate structure with Leiberson promoted to head the new "CBS-Columbia Group" which made the now renamed CBS Records company a separate unit of this new group run by Clive Davis.
Document 11: Bertelsmann Music Group: BMG Music Publishing, which was not part of the Sony BMG merger, was a business of the Bertelsmann Music Group until it was sold to Universal Music Group for €1.63 billion in 2007. Universal then folded the company into Universal Music Publishing Group, and the BMG name was retired. The company was headquartered at 245 Fifth Avenue, 8th Floor New York, New York 10016 and had operations in 36 offices in 25 countries.
Document 12: Sony Music: Doug Morris, who was head of Warner Music Group, then Universal Music, became chairman and CEO of the company on July 1, 2011. Sony Music underwent a restructuring after Morris' arrival. He was joined by L.A. Reid, who became the chairman and CEO of Epic Records. Under Reid, multiple artists from the Jive half of the former RCA/Jive Label Group moved to Epic. Peter Edge became the new CEO of the RCA Records unit. The RCA Music Group closed down Arista, J Records and Jive Records in October 2011, with the artists from those labels being moved to RCA Records.
Document 13: Tyrone (song): ``Tyrone ''Single by Erykah Badu from the album Live Released October 1997 Format Radio Single, Promo Recorded Genre Neo soul soul Length 3: 56 Label Kedar Records / Universal Songwriter (s) Erykah Badu, Norman`` Keys'' Hurt Producer (s) Erykah Badu Norman ``Keys ''Hurt Erykah Badu singles chronology`` Otherside of the Game'' (1997) ``Tyrone ''(1997)`` Appletree'' (1998) ``Otherside of the Game ''(1997)`` Tyrone'' (1997) ``Appletree ''(1998)
Document 14: Phonograph record: In 1968, Reprise planned to release a series of 78 rpm singles from their artists on their label at the time, called the Reprise Speed Series. Only one disc actually saw release, Randy Newman's I Think It's Going to Rain Today, a track from his self-titled debut album (with The Beehive State on the flipside). Reprise did not proceed further with the series due to a lack of sales for the single, and a lack of general interest in the concept. Guitarist & vocalist Leon Redbone released a promotional 78 rpm record in 1978 featuring two songs (Alabama Jubilee and Please Don't Talk About Me When I'm Gone) from his Champagne Charlie album. In 1980 Stiff Records in the United Kingdom issued a 78 by Joe "King" Carrasco containing the songs Buena (Spanish for "good," with the alternate spelling "Bueno" on the label) and Tuff Enuff. Underground comic cartoonist and 78 rpm record collector Robert Crumb released three discs with his Cheap Suit Serenaders in the 1980s.
Document 15: Your Flag Decal Won't Get You Into Heaven Anymore: "Your Flag Decal Won't Get You Into Heaven Anymore" is an anti-war song by John Prine. It appeared on his eponymous introductory album, "John Prine" (1971). It's an attack on phony patriotism, especially in the context of exhibitionistic chauvinism.
ground_truth: Peter Edge
sub_queries: Tribe >> record label Answer: RCA Records
Who became the CEO of RCA Records ? Answer: Peter Edge