Question: Who became CEO of Gafieira Universal's record label?

full_context: Document 1: Rappa Mundi: Rappa Mundi is the second album by Brazilian band O Rappa. It was produced by Arnolpho Lima Filho (Liminha). It is distributed through Warner Music.
Document 2: Gafieira Universal: Gafieira Universal is the second album by Brazilian funk band Banda Black Rio released in 1978 vinyl format by RCA Records (103.0268) and reissued in 1993. Released in 2001 CD format by RCA Records and distributed by BMG Music under catalog number 74321865882.
Document 3: 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 4: Bringing Back the Funk: Bringing Back the Funk is a studio album by Brian Culbertson which was released in 2008 on GRP Records. Bringing Back the Funk rose to Nos. 3 & 18 upon the Billboard Jazz Albums and Top R&B/Hip Hop Albums charts respectively.
Document 5: House music: In the late 1980s, Nu Groove Records prolonged, if not launched the careers of Rheji Burrell & Rhano Burrell, collectively known as Burrell (after a brief stay on Virgin America via Timmy Regisford and Frank Mendez), along with basically every relevant DJ and Producer in the NY underground scene. The Burrell's are responsible for the "New York Underground" sound and are the undisputed champions of this style of house. Their 30+ releases on this label alone seems to support that fact. In today's market Nu Groove Record releases like the Burrells' enjoy a cult-like following and mint vinyl can fetch $100 U.S. or more in the open market.
Document 6: 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 7: 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 8: 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 9: 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 10: 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 11: 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 12: 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 13: Roger McGuinn & Band: "Roger McGuinn & Band" has been reissued on CD a number of times; first by Columbia Records in the early 1990s, with bonus tracks in 2004 by Sundazed Records and coupled with McGuinn's fourth album, "Cardiff Rose", by BGO Records in 2007.
Document 14: Crooked Rain, Crooked Rain: The album was reissued on October 26, 2004 by Matador Records under the name "". The re-released version contains two discs: the first is the original album as well as B-sides and compilation tracks from that era. The second disc is a collection of previously unreleased tracks featuring former drummer Gary Young and live BBC Sessions. The collection features forty-nine tracks, culled from various previous recordings, including the original album, the single "Cut Your Hair", "Range Life", "Gold Soundz", the "Gold Soundz" Australia-N.Z. French Micronesia Tour '94 EP, the "Crooked Rain, Crooked Rain" bonus 7", and other recording sessions at Random Falls, NY, Louder Than You Think in Stockton, CA, and Waterworks, NY over the course of 1993.
Document 15: 2½ Years: In 2001, Rhino Records would launch another Costello reissue program, taking a different approach than Rykodisc and Demon (see Elvis Costello main page). In 2007, Costello's 1977–86 catalogue was re-released by Hip-O Records, the reissue division of Costello's then current label, Universal Music.
ground_truth: Peter Edge
sub_queries: What was the record label of Gafieira Universal? Answer: RCA Records
Who became the CEO of RCA Records ? Answer: Peter Edge