Question: Which band was discovered by the man that recruited Peter Brown for their management team?

full_context: Document 1: Peter Asher: Peter Asher CBE (born 22 June 1944) is a British guitarist, singer, manager and record producer. He first came to prominence in the 1960s as a member of the pop music vocal duo Peter and Gordon, before going on to a successful career as a manager and record producer.
Document 2: Peter Mew: Peter Mew is a retired British music audio engineer. He worked at Abbey Road Studios, where he was the senior mastering engineer. He came to Abbey Road in 1965 as a tape operator and has since worked with many artists at the studio. Kevin Ayers of Soft Machine has called Mew "the best engineer I've ever worked with".
Document 3: Peter M. Brown: Peter MacLachlan Brown was born in Vancouver, like his father, Ralph, and grandfather before him. Peter Brown’s grandfather Brenton was a well-connected businessman and power broker of his time, head of the Crown Life Insurance Co., onetime president of the Vancouver Board of Trade, and a founder of the right-of-centre municipal NPA party. His grandson would one day follow in his footsteps.
Document 4: Billy J. Kramer: William Howard Ashton, (born 19 August 1943), better known by his stage name Billy J. Kramer is an English pop singer. In the 1960s, Kramer was managed by Brian Epstein, who also managed The Beatles, and he recorded several original Lennon and McCartney compositions.
Document 5: Brian Epstein: Brian Samuel Epstein ( ; 19 September 1934 – 27 August 1967) was an English music entrepreneur who managed the Beatles. Epstein first discovered the Beatles in November 1961 during a lunchtime performance at The Cavern Club. He was instantly impressed and saw great potential in the group. Epstein was rejected by nearly all major recording companies in London, until he secured a meeting with George Martin, head of EMI's Parlophone label. In May 1962, Martin agreed to sign the Beatles, partly because of Epstein's conviction that the group would become internationally famous.
Document 6: The Beatles in Hamburg: The Beatles members John Lennon, Paul McCartney, George Harrison, Stuart Sutcliffe and Pete Best regularly performed at different clubs in Hamburg, Northern Germany, during the period from August 1960 to December 1962; a chapter in the group's history which honed their performance skills, widened their reputation, and led to their first recording, which brought them to the attention of Brian Epstein.
Document 7: George Martin: Sir George Henry Martin {'1': ", '2': ", '3': ", '4': "} (3 January 19268 March 2016) was an English record producer, arranger, composer, conductor, audio engineer, and musician. He was referred to as the "Fifth Beatle", including by Paul McCartney, in reference to his extensive involvement on each of the Beatles' original albums. Martin produced 30 number-one hit singles in the United Kingdom and 23 number-one hits in the United States.
Document 8: Cultural impact of the Beatles: The Beatles were an English rock band, formed in Liverpool in 1960. With members John Lennon, Paul McCartney, George Harrison and Ringo Starr, they became widely regarded as the foremost and most influential act of the rock era. In the early 1960s, their enormous popularity first emerged as "Beatlemania", but as the group's music grew in sophistication, led by primary songwriters Lennon and McCartney, they came to be perceived as an embodiment of the ideals shared by the counterculture of the 1960s.
Document 9: The Beatles: The Beatles were an English rock band formed in Liverpool in 1960. With members John Lennon, Paul McCartney, George Harrison and Ringo Starr, they became widely regarded as the foremost and most influential act of the rock era. Rooted in skiffle, beat and 1950s rock and roll, the Beatles later experimented with several musical styles, ranging from pop ballads and Indian music to psychedelia and hard rock, often incorporating classical elements and unconventional recording techniques in innovative ways. In 1963 their enormous popularity first emerged as "Beatlemania", and as the group's music grew in sophistication in subsequent years, led by primary songwriters Lennon and McCartney, they came to be perceived as an embodiment of the ideals shared by the counterculture of the 1960s.
Document 10: Peter Brown (lecturer): Peter Brown is Head of Education at the Institute of Investing and Financial Trading (IIFT) and also financial advisor at Baggot Asset Management. He is recognisable as a financial commentator on radio and television in Ireland, appearing on shows such as "Tonight with Vincent Browne", "Today with Pat Kenny", "RTÉ News at One" and Newstalk. Brown has worked in Barclays Bank, Citi Bank, Banque National de Paris and Ulster Bank.
Document 11: Peter Moores (businessman): Sir Peter Moores CBE DL (9 April 1932 – 23 March 2016) was a British businessman, art collector and philanthropist who was chairman of the Liverpool-based Littlewoods football pools and retailing business in the United Kingdom between 1977 and 1980..
Document 12: Allen Klein: Allen Klein (December 18, 1931 July 4, 2009) was an American businessman, music publisher, writers' representative, filmmaker and record label executive, most noted for his tough persona and aggressive, innovative negotiation tactics, many of which established higher industry standards for compensating recording artists. He founded ABKCO Music & Records Incorporated. Klein revolutionized the income potential of recording artists, who previously had been routinely victimized by onerous record company contracts. He first scored massive monetary and contractual windfalls for Buddy Knox and Jimmy Bowen, one-hit rockabillies of the late 1950s, then parlayed his early successes into a position managing Sam Cooke, and eventually managed the Beatles and the Rolling Stones simultaneously, along with many other artists, becoming one of the most powerful individuals in the music industry during his era.
Document 13: Peter Brown (music industry): Peter Brown is an American-based English businessman. After Brian Epstein recruited Brown to run the Epstein's music store in Liverpool, he became part of the Beatles' management team. He remained Epstein's and the Beatles' personal assistant until the band's dissolution. He helped found and served as board member of Apple Corps and assumed Epstein's duties after the manager's death. He went on to establish many companies and resides in New York City.
Document 14: Peter Meaden: Peter Alexander Edwin Meaden (11 November 1941 - 29 July 1978) was an English publicist for various musicians and the first manager for the Who. He was a prominent figure in the English Mod subculture of the early 1960s. He is sometimes referred to as the "Mod Father" or "Mod God"; either way his influence has left a mark on the Mod subculture.
Document 15: Parlophone: Parlophone Records Limited (also known as Parlophone Records and Parlophone) is a German-British major record label founded in Germany in 1896 by the Carl Lindström Company as Parlophon. The British branch of the company was founded in 8 August 1923 as The Parlophone Co. Ltd., which developed a reputation in the 1920s as a leading jazz record label. On 5 October 1926, the Columbia Graphophone Company acquired Parlophone's business, name and release library, and later merged with the Gramophone Company on 31 March 1931 to become Electric & Musical Industries Limited (EMI). George Martin joined EMI in 1950 as assistant label manager, taking over as manager in 1955. Martin produced and released a mix of product including comedy recordings of The Goons, the pianist Mrs Mills, and teen idol Adam Faith.
ground_truth: the Beatles