Question: In 2011, who became the CEO of the record label that released Dance?

full_context: Document 1: If the Shoe Fits: If the Shoe Fits is the fourth studio album by American country rock band Pure Prairie League, released in 1976.
Document 2: Dance (Pure Prairie League album): Dance is the fifth studio album by American country rock band Pure Prairie League, released by RCA Records in 1976.
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: The Royal Scam: The Royal Scam is the fifth studio album by Steely Dan, originally released by ABC Records in 1976. The album went gold and peaked at #15 on the charts. "The Royal Scam" features more prominent guitar work than the prior Steely Dan album, "Katy Lied", which had been the first without founding guitarist Jeff Baxter. Guitarists on the recording include Walter Becker, Denny Dias, Larry Carlton, Elliott Randall and Dean Parks.
Document 5: Amie (song): ``Amie ''is a song recorded by the American soft rock group Pure Prairie League. It was released in 1973 as their debut single, but did not chart on the Billboard Hot 100 until 1975.
Document 6: 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 7: 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 8: 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 9: Two Lane Highway: Two Lane Highway is the third album by American country rock band Pure Prairie League, released in 1975 (see 1975 in music).
Document 10: Something in the Night: Something in the Night is the ninth studio album, and last until 2005's "All in a Good Time", by American country rock band Pure Prairie League, released in 1981.
Document 11: 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 12: 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 13: The Dance (song): ``The Dance ''Single by Garth Brooks from the album Garth Brooks B - side`` If Tomorrow Never Comes'' Released April 30, 1990 Format CD single, 7 ''45 RPM Recorded 1988 -- 1989 Genre Country Length 3: 40 Label Capitol Nashville 44629 Songwriter (s) Tony Arata Producer (s) Allen Reynolds Garth Brooks singles chronology ``Not Counting You'' (1990)`` The Dance ''(1990) ``Friends in Low Places'' (1990)`` Not Counting You ''(1990) ``The Dance'' (1990)`` Friends in Low Places ''(1990)
Document 14: The Dance (song): ``The Dance ''is a song written and composed by Tony Arata, and recorded by American country music singer Garth Brooks as the tenth and final track from his self - titled debut album, from which it was also released as the album's fourth and final single in April 1990. It is considered by many to be Brooks' signature song. In a 2015 interview with Patrick Kielty of BBC Radio 2, Brooks credits the back to back success of both`` The Dance'' and its follow up ``Friends in Low Places ''for his phenomenal success.
Document 15: 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.
ground_truth: Peter Edge
sub_queries: Dance >> record label Answer: RCA Records
Who became the CEO of RCA Records ? Answer: Peter Edge